{"title":"Cleaning, Buffer, Storage Solutions","description":null,"products":[{"product_id":"hanna-instruments-70642l-electrode-cleaning-solution-for-cheese-deposits","title":"Hanna Instruments-70642L Electrode Cleaning Solution for Cheese Deposits","description":"Here at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003cbr\u003e\u003ch3\u003eHanna Instruments-70642L Cleaning Solution for Cheese Deposits (500 mL)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-70642L is a highly effective cleaning solution specially formulated for use with pH electrodes coated with cheese deposits.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eThe cleaning solution to use . . .?\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354375958679,"sku":"HI-70642L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-70642l_electrode_cleaning_solution_for_cheese_deposits_618b3a3e-dccc-44bb-a78a-9405ef6846c4.jpg?v=1624278850"},{"product_id":"hanna-instruments-70635l-electrode-cleaning-solution-from-wine-deposits-winemaking","title":"Hanna Instruments-70635L Electrode Cleaning Solution from Wine Deposits (Winemaking)","description":"Here at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003cbr\u003e\u003ch3\u003eHanna Instruments-70635L Cleaning Solution for Wine Deposits (500ml)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-70635L is a highly-effective cleaning solution, specially formulated for use with pH electrodes coated with wine juice and must deposits. Measuring the pH in wine is a critical, indeed the most important step in ensuring the very best quality of the final product.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003epH affects everything from fermentation to microbial stability and taste. Improper pH measurement can mean readings are up to a 0.5 pH unit off. This variability risks spoilage and other serious quality issues.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e*An ebook on The Essential Guide to Measuring pH in Wine will be available very shortly. Visit us again for updates.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhich cleaning solution to use . . .?\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354377826455,"sku":"HI-70635L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-70635l_electrode_cleaning_solution_from_wine_deposits_eec6d228-2e2a-41d6-8e73-1e555d874763.jpg?v=1624278914"},{"product_id":"hanna-instruments-80300l-electrode-storage-solution-500ml-fda","title":"Hanna Instruments-80300L Electrode Storage Solution 500ml FDA","description":"\u003cp\u003eKeep one step ahead on the maintenance front by always storing an electrode in Hanna Storage Solution.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHanna Storage Solution will keep your electrode in tip top condition by not allowing the sensor tip and the reference junction to dry out. It will also minimise any bacterial growth while not in use – all vital for an optimum response time and result.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003epH or Oxide Reduction Potential (ORP) electrodes should never be stored in distilled or deionised water as it will shorten the life of the sensor. Also, check our range of special storage solutions. For example: Sodium ISE Storage solution.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eHanna Instruments-80300L Electrode Storage Solution in FDA Bottle (500 mL)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-80300L is a storage solution prepared with reagent grade chemicals which can be used to ensure maximum performance of your pH and ORP electrodes. It is specially packed in a US Food and Drugs Administration (FDA) compliant bottle.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAfter cleaning your electrode with one of our wide range of cleaning solutions, rinse with tap water, then soak the electrode in Hanna specially formulated Storage Solution (Hanna Instruments-70300 or Hanna Instruments-80300) before taking measurements. pH 4.01 or pH7.01 buffer solution can be used if Storage Solution is running low.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eBetween measurements, storage solutions minimise microbial growth and prevent any effects of diffusion and Osmosis, as well as keeping the sensor tip and reference junction hydrated and clear - all important for an optimum response time and measurement.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAir-tight bottles with tamper-proof seals ensure quality and freshness of storage solution. Each bottle is marked with a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eSpecial range:\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eSodium Storage Solution - Hanna Instruments-401645L - for use with a FC300B Sodium Ion Selective Electrode (ISE)\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eConditioning and Storage Solution for Calcium ISE - Hanna Instruments-400445L\u003c\/p\u003e\u003cbr\u003e\u003cp\u003epH Electrode Maintenance Kit - Hanna Instruments-PHCAREKIT - Contains cleaning solution, pH4.01 and pH 7.01 Buffer solution, and Storage Solution all in 230ml bottles.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354386804887,"sku":"HI-80300L","price":35.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-80300l_electrode_storage_solution_500ml_fda_7b710bfe-39eb-476e-b188-5ef443f8a512.jpg?v=1624279154"},{"product_id":"hanna-instruments-7007c-green-coloured-buffer-solution-7-01-ph-value-at-25-c-500-ml-bottle","title":"Hanna Instruments-7007C Green coloured Buffer Solution 7.01 pH Value at 25°C, 500 mL bottle","description":"\u003ch3\u003eHanna Instruments-7007C Green coloured Buffer Solution 7.01 pH Value at 25°C, 500 mL bottle\u003c\/h3\u003e\n\u003cp\u003eThe pH 7.01 buffer in a 500ml bottle is the most commonly used buffer solutions.\u003c\/p\u003e\n\u003cp\u003epH 7.01 is ideal for those requiring an accurate neutral reading, particularly those working in water purification plants, the food industry, aquatics, and Hydroponics, and wherever the pH is expected to be neutral. Latest Hanna portable and bench microprocessor instruments are calibrated with pH 7.01.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH7.01 can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cp\u003epH buffer solutions\u003c\/p\u003e\n\u003cp\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/p\u003e\n\u003cp\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/p\u003e\n\u003cp\u003eReference fill solutions for refillable electrodes\u003c\/p\u003e\n\u003cp\u003eGeneral and specific cleaning solutions for electrodes\u003c\/p\u003e\n\u003cp\u003eSolutions for electrode maintenance and storage\u003c\/p\u003e\n\u003cp\u003eSolutions for sample preparation\u003c\/p\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/p\u003e\n\u003cp\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/p\u003e\n\u003cp\u003eUseful information:\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*Millesimal and Technical Buffer solutions explained\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured for those where accuracy really is vital, Millesimal buffer solutions are produced to a premium quality for customers who require a greater resolution of 0.001 for pH measurements. Accuracy can be guaranteed at +\/- 0.002 @ 25 C.\u003c\/p\u003e\n\u003cp\u003eTo achieve the more accurate results, Millesimal Buffer solutions are available in pH1.000, pH1.679, pH2.000, pH3.000, pH4.010, pH6.000, pH6.862, pH7.010, pH8.000, pH10.010, pH11.000, pH12.000, pH12.450, pH13.000.\u003c\/p\u003e\n\u003cp\u003eFor those requiring a greater spectrum, as well as increased accuracy to readings, Hanna also manufacture a Technical Buffer solution range which share the accuracy of standard buffers, +\/- 0.01 @ 25 C, and feature two extra pH levels, \u003cstrong\u003epH1.00\u003c\/strong\u003e and \u003cstrong\u003epH5.01\u003c\/strong\u003e, along with pH4.01, pH6.86, pH7.01, and pH10.01.\u003c\/p\u003e\n\u003cp\u003eBoth technical and Millesimal buffer solutions come with a certificate of analysis on purchase.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354392768663,"sku":"HI-7007C","price":31.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/hi-7007c-green-coloured-buffer-solution-7-01-ph-value-at-25-c-500-ml-bottle.jpg?v=1732284315"},{"product_id":"hanna-instruments-50021p-check-solution-20ml-25-sachets","title":"Hanna Instruments-50021P Check Solution, 20mL, 25 sachets","description":"\u003cp\u003eHanna Instruments-50021P is a premium quality calibration check solution used exclusively for the Hanna Instruments-9813-6 portable pH\/EC\/TDS\/Temperature meter. Each sachet has the lot number and expiry date stamped on it and is made of light block foil ensuring freshness each time one is opened.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-50021P has 25 single use sachets containing 20 mL of solution that is used to verify the calibration and functionality of the pH electrode.\u003c\/p\u003e\u003cbr\u003e\u003cdiv class=\"row\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-row section 1\" id=\"description\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-text col-xs-12 rem-p-l rem-p-r\"\u003e\n\u003cbr\u003e\u003cp\u003eHanna Instruments-50021P is a premium quality calibration check solution produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers. It is specially formulated for use with the Hanna Instruments-9813-6 portable pH\/EC\/TDS\/Temperature meter. It allows the user to check the meter’s calibration status at any time by simply rinsing the probe with water and immersing it in the solution. The meter will indicate the probe’s condition.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cdiv class=\"row\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-row section two\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-text col-xs-12 col-sm-6 add-p-r\"\u003e\n\u003cbr\u003e\u003ch3\u003eConvenience of individual packaging\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003ch3\u003eEach sachet marked with lot number and expiry date\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eHanna solutions are specially formulated to have an expiry of 5 years from manufacture for an unopened sachet.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003ch3\u003eLight block packaging\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003ePrevents any oxidation from UV light that could affect quality\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv class=\"section-text col-xs-12 col-sm-6 add-p-l\"\u003e\n\u003cbr\u003e\u003ch3\u003eCAL-CHECK™ FEATURE \/ CLEAN \u0026amp; CAL PROCEDURE\u003c\/h3\u003e\n\u003cbr\u003e\u003cp\u003eThe unique Cal-Check™ feature allows the user to check the meter calibration status at any time. Simply follow the procedure outlined below for a quick assessment of the calibration status.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e1) Rinse the probe with water.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e2) Immerse the probe in the Hanna Instruments-50021 check solution.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e3) Press the Check key.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e4) If the meter is calibrated “Probe is OK” message is displayed.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e5) If cleaning is needed “Clean Probe and Calibrate” message is displayed.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e6) Immerse the probe in appropriate cleaning solution (i.e. Hanna Instruments-700661) for 5 minutes, then rinse it with tap water.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e7) Immerse again in the Hanna Instruments-50021 check solution and press the CHECK key. If the message “Probe is OK” is displayed, the meter does not need calibration. If the message “Clean Probe and Calibrate” is displayed then calibration must be performed.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354393489559,"sku":"HI-50021P","price":49.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-50021p_check_solution_20ml_25_sachets_2b7a42e3-cccc-4ab6-8335-ee38df2cd4b4.jpg?v=1624279332"},{"product_id":"hanna-instruments-70632l-electrode-cleaning-and-disinfection-solution-for-blood-products","title":"Hanna Instruments-70632L Electrode Cleaning  and Disinfection Solution for Blood Products","description":"Here at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003cbr\u003e\u003ch3\u003eHanna Instruments-70632L Cleaning \u0026amp; Disinfection Solution for Blood Products (500 mL)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-70632L is a highly-effective cleaning and disinfection solution specially formulated for use in applications where a pH electrode is in contact with blood products.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles. \u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhich cleaning solution to use . . .?\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (Hanna Instruments-7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354395095191,"sku":"HI-70632L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-70632l_electrode_cleaning_and_disinfection_solution_for_blood_products_952e47bf-da82-4e51-ac06-3dad0e8fdb3c.jpg?v=1624279404"},{"product_id":"hanna-instruments-93703-50-cuvette-cleaning-solution-230ml","title":"Hanna Instruments-93703-50 Cuvette Cleaning Solution, 230ml","description":"\u003cp\u003eThis anti-static solution ensures the glass cuvette used for colorimetric and turbidimetric measurements remains clean and free from imperfections.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eThe HI-93703-50 is a 230ml bottle of cuvette cleaning solution for photometers and turbidity meters.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eThe glass cuvette is an important component of the optical system in all colorimetric and turbidimetric measurements. Light reaches the sample by first passing through the cuvette glass. Based on the sample, the light is absorbed, transmitted, or scattered. As a result, the measurement can be affected if the cuvette glass has imperfections, dirt, dust, scratches, or fingerprints present.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eSpecial care must be taken in cleaning, preparing, and handling the cuvette. After washing with the HI-93703-50 anti-static cleaning solution, cuvettes should be well rinsed multiple times with distilled or deionised water and allow to air dry completely.\u003c\/p\u003e\n\u003cp\u003eQty: 230ml Bottle\u003c\/p\u003e\n\u003cp\u003eSku: HI-93703-50\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354401124503,"sku":"HI-93703-50","price":36.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-93703-50_cuvette_cleaning_solution_230ml_2df5009c-936f-4c4e-857f-bf20930c9332.jpg?v=1660209455"},{"product_id":"hanna-instruments-9828-27-quick-calibration-solution-1gallon","title":"Hanna Instruments-9828-27 Quick calibration solution, 1gallon","description":"Hanna Instruments-9828-27 is a quick calibration solution for use with Hanna’s top of the range portable multi-parameter meters. It provides for a single point of calibration for pH and conductivity and is ideal for field use.\u003cbr\u003e\u003cp\u003edeal for use in Environmental, Wastewater Treatment, Water Analysis, Industrial, and Aquaculture, Hanna Instruments-9828-27 is a quick calibration solution for use with Hanna’s top of the range multi-parameter meters. Using the Quick Cal function found in compatible meters allows for a single point calibration of pH and conductivity, making it ideal for fieldwork.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEach gallon bottle has the lot number and expiry date stamped on it and has an air tight top with tamper-proof seal to ensure quality.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e*Compatible meters would have been supplied initially with the Quick Cal Solution. Hanna Instruments-9828 series, Hanna Instruments-9829 range, Hanna Instruments-98194, Hanna Instruments-98195\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354406334615,"sku":"HI-9828-27","price":217.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-9828-27_quick_calibration_solution_1gallon_e13f0eed-bf9a-4ec5-aa1a-9d0048bccf74.jpg?v=1624279590"},{"product_id":"hanna-instruments-7010l-ph-10-01-buffer-solution-500-ml-bottle","title":"Hanna Instruments-7010L pH 10.01 Buffer Solution, 500 mL bottle","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements. Available in 230ml, 500ml, 1 litre, and 1 Gallon bottles, plus individually sealed foil sachets containing 20ml of ready-to-use solution.\u003c\/p\u003e\n\u003cp\u003e*For even greater accuracy, scroll down to read Hanna’s Technical and Millesimal Buffer range explained.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-7010L pH 10.01 Buffer Solution (500 ml)\u003c\/h3\u003e\n\u003cp\u003eThe pH 10.01 buffer in a 500ml bottle is the most popular buffer used before analysing basic samples. Ideal for those requiring an accurate alkaline reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be alkaline. Hanna Microprocessor pH meters can be calibrated at pH9.18 and pH10.01.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrowse the Hanna complete range of solutions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354406531223,"sku":"HI-7010L","price":31.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-7010l_ph_10.01_buffer_solution_500_ml_bottle_dc8808cb-d57e-4638-9b23-1f63add8264f.jpg?v=1624279594"},{"product_id":"hanna-instruments-7004m-ph-4-01-buffer-solution-230-ml-bottle","title":"Hanna Instruments-7004M pH 4.01 Buffer Solution, 230 mL bottle","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements. Available in 500ml bottles and individually sealed foil sachets containing 20ml of ready-to-use solution.\u003c\/p\u003e\n\u003cp\u003e*For even greater accuracy, scroll down to see Hanna’s Technical and Millesimal Buffer range explained.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-7004M - pH 4.01 buffer solution, 230ml bottle\u003c\/h3\u003e\n\u003cp\u003eThe pH 4.01 buffer is available in a 230ml bottle, one of the most commonly used buffer solutions. It is extremely stable and represents the mid-way point in the acid range of the pH scale - ideal for those requiring an accurate acid reading, particularly those working in water purification plants, the food industry, and wherever the pH is expected to be acidic.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25◦C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH 4.01 - Red\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH 7.01 - Green\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH 10.01 – Violet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354407284887,"sku":"HI-7004M","price":21.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-7004m_ph_4.01_buffer_solution_230_ml_bottle_b2d1db6a-4c3b-46bb-a9b8-33374143bc54.jpg?v=1624279596"},{"product_id":"hanna-instruments-54710-10-combination-kit-ph-4-01-ph-7-01-ph-10-01-hi-70300l","title":"Hanna Instruments-54710-10 Combination Kit pH 4.01, pH 7.01, pH 10.01, HI 70300L","description":"\u003cp\u003e\u003cspan\u003eHanna combi-pack of 500ml solutions for your convenience. Achieve accurate pH readings and check your meter and electrode is functioning correctly with ready-made buffer, storage and cleaning solutions.\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-54710-10 is a pH buffer solution kit containing a 500 mL bottle of the following solutions:\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003epH 4.01 (Hanna Instruments-7004L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003epH 7.01 (Hanna Instruments-7007L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003epH 10.01 (Hanna Instruments-7010L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eElectrode storage solution (Hanna Instruments-70300L)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354407973015,"sku":"HI-54710-10","price":107.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-54710-10_combination_kit_ph_4.01_ph_7.01_ph_10.01_hi_70300l_81ee90d0-9260-4152-83f6-10f33ebb44d3.jpg?v=1624279612"},{"product_id":"hanna-instruments-70300l-ph-electrode-storage-solution-500-ml","title":"Hanna Instruments-70300L pH Electrode Storage Solution, 500 mL","description":"\u003cp\u003eKeep one step ahead on the maintenance front by always storing an electrode in Hanna Storage Solution.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-70300L Electrode Storage Solution (500 mL)\u003c\/h3\u003e\n\u003cp\u003eHanna Instruments-70300L is a storage solution prepared with reagent grade chemicals which can be used to ensure maximum performance of your pH and ORP electrodes.\u003c\/p\u003e\n\u003cp\u003eAfter cleaning your electrode with one of our wide range of cleaning solutions, rinse with tap water, then soak the electrode in Hanna specially formulated Storage Solution (Hanna Instruments-70300 or Hanna Instruments-80300) before taking measurements. pH 4.01 or pH7.01 buffer solution can be used if Storage Solution is running low.\u003c\/p\u003e\n\u003cp\u003eBetween measurements, storage solutions minimise microbial growth and prevent any effects of diffusion and Osmosis, as well as keeping the sensor tip and reference junction hydrated and clear – all important for an optimum response time and measurement.\u003c\/p\u003e\n\u003cp\u003eAir-tight bottles with tamper-proof seals ensure quality and freshness of storage solution. Each bottle is marked with a batch number and expiry date.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003epH or Oxide Reduction Potential (ORP) electrodes should never be stored in distilled or deionised water as it will shorten the life of the sensor. Also, check our range of special storage solutions. For example: Sodium ISE Storage solution.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354408038551,"sku":"HI-70300L","price":33.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/1_d16d6faf-4121-4a99-826f-5339275b4469.jpg?v=1730896963"},{"product_id":"hanna-instruments-9828-25-quick-calibration-solution-500ml","title":"Hanna Instruments-9828-25 Quick calibration solution, 500ml","description":"\u003cp\u003eHanna Instruments-9828-25 is a quick calibration solution for use with Hanna’s top of the range portable multi-parameter meters. It provides for a single point of calibration for pH and conductivity and is ideal for field use.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003edeal for use in Environmental, Wastewater Treatment, Water Analysis, Industrial, and Aquaculture, Hanna Instruments-9828-27 is a quick calibration solution for use with Hanna’s top of the range multi-parameter meters. Using the Quick Cal function found in compatible meters allows for a single point calibration of pH and conductivity, making it ideal for fieldwork.\u003c\/p\u003e\n\u003cp\u003eEach gallon bottle has the lot number and expiry date stamped on it and has an air tight top with tamper-proof seal to ensure quality.\u003c\/p\u003e\n\u003cp\u003e*Compatible meters would have been supplied initially with the Quick Cal Solution. Hanna Instruments-9828 series, Hanna Instruments-9829 range, Hanna Instruments-98194, Hanna Instruments-98195.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354409775255,"sku":"HI-9828-25","price":65.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-9828-25_quick_calibration_solution_500ml_f6a3dad3-f666-4d33-bd9b-3b6ab06aa8ce.jpg?v=1624279661"},{"product_id":"hanna-instruments-7007m-ph-7-01-buffer-solution-230ml","title":"Hanna Instruments-7007M pH 7.01 buffer solution 230ml","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements. Available in 500ml bottles and individually sealed foil sachets containing 20ml of ready-to-use solution.\u003c\/p\u003e\n\u003cp\u003e*For even greater accuracy, scroll down to read Hanna’s Technical and Millesimal Buffer range explained.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-7007M pH 7.01 Buffer Solution, 230ml bottle\u003c\/h3\u003e\n\u003cp\u003eThe pH 7.01 buffer in a 230ml bottle is the most commonly used buffer solutions.\u003c\/p\u003e\n\u003cp\u003epH 7.01 is ideal for those requiring an accurate neutral reading, particularly those working in water purification plants, the food industry, aquatics, and Hydroponics, and wherever the pH is expected to be neutral. Latest Hanna portable and bench microprocessor instruments are calibrated with pH 7.01.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH7 can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354417246359,"sku":"HI-7007M","price":30.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-7007m_ph_7.01_buffer_solution_230ml_1_1d23ce8d-ef68-4fe6-8e12-3ffd748db349.jpg?v=1624279789"},{"product_id":"hanna-instruments-8031l-foodcare-conductivity-solution-1-413µs-cm-500ml","title":"Hanna Instruments-8031L Foodcare Conductivity Solution -1 413µS\/cm, 500ml","description":"\u003cp\u003e\u003cspan\u003eThe 1413 µS\/cm solution is the one best suited for general use in a 500ml bottle. This solution is also available in combination kits with the pH 7 buffer for the easy calibration of multi-parameter instruments. It is also available in different sized bottles and in single-dose, ready-to-use sachets.\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-8031L solution is provided in an opaque bottle according to FDA (Food \u0026amp; Drug Administration) regulations, which protects the reagent from damage due to extended exposure to light.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe 1413 µS\/cm solution is best suited for general use.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354417344663,"sku":"HI-8031L","price":35.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-8031l_foodcare_conductivity_solution_-1_413_scm_500ml_d5d213f9-e689-4161-a0c0-49c4468b43a3.jpg?v=1624279792"},{"product_id":"hanna-instruments-7061l-general-purpose-electrode-cleaning-solution-500ml","title":"Hanna Instruments-7061L General Purpose Electrode Cleaning Solution, 500mL","description":"Hanna recommend to always clean an electrode after every testing to eliminate impurities and residue.  Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003cbr\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cbr\u003e\n\u003cdiv id=\"description\" class=\"section-row section 1\"\u003e\n\u003cdiv class=\"section-text col-xs-12 rem-p-l rem-p-r\"\u003e\n\u003ch3\u003eHanna Instruments-7061L General Purpose Cleaning Solution\u003c\/h3\u003e\n\u003cp\u003eHanna Instruments-7061L is a general purpose cleaning solution which can be used for a variety of applications. Electrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\n\u003cp\u003eHANNA  suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\n\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\n\u003cp\u003eAvailable in 230ml and 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"section-row section four\"\u003e\n\u003cdiv class=\"section-text col-xs-12 col-sm-7 add-p-r rem-p-l\"\u003e\n\u003ch3\u003eThe cleaning solution to use . . .?:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7077 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eSpecialised Cleaning Solutions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRemember:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration) – Hanna Instruments-8061L.\u003c\/p\u003e\n\u003cp\u003eCheck out our Groline range for Hydroponic growers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354417803415,"sku":"HI-7061L","price":33.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-7061l_8679ca6e-744e-400d-95d2-813354d31162.jpg?v=1624279822"},{"product_id":"hanna-instruments-7010m-ph-10-01-buffer-solution-230-ml-bottle","title":"Hanna Instruments-7010M pH 10.01 Buffer Solution, 230 ml bottle","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements. Available in 500ml bottles and individually sealed foil sachets containing 20ml of ready-to-use solution.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-7010M pH 10.01 Buffer Solution (230 ml)\u003c\/h3\u003e\n\u003cp\u003eThe pH 10.01 buffer in a 230ml bottle is the most popular buffer used before analysing basic samples. Ideal for those requiring an accurate alkaline reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be alkaline. Hanna Microprocessor pH meters can be calibrated at pH9.18 and pH10.01.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354420916375,"sku":"HI-7010M","price":30.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-7010m_ph_10.01_buffer_solution_230_ml_bottle_377095bd-dcef-4fa7-a672-56d760c0fcea.jpg?v=1624279886"},{"product_id":"hanna-instruments-7007l-ph-7-01-buffer-solution-500-ml-bottle","title":"Hanna Instruments-7007L pH 7.01 Buffer Solution, 500 mL bottle","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements. Available in 500ml bottles and individually sealed foil sachets containing 20ml of ready-to-use solution.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-7007L pH 7.01 Buffer Solution, 500ml bottle\u003c\/h3\u003e\n\u003cp\u003eThe pH 7.01 buffer in a 500ml bottle is the most commonly used buffer solutions.\u003c\/p\u003e\n\u003cp\u003epH 7.01 is ideal for those requiring an accurate neutral reading, particularly those working in water purification plants, the food industry, aquatics, and Hydroponics, and wherever the pH is expected to be neutral. Latest Hanna portable and bench microprocessor instruments are calibrated with pH 7.01.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH7 can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354426486935,"sku":"HI-7007L","price":31.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi7007l_c5d8ca1e-89dd-4ae3-967c-da4cc3c70cfb.jpg?v=1624279951"},{"product_id":"hanna-instruments-70640l-electrode-cleaning-solution-for-milk-deposits","title":"Hanna Instruments-70640L Electrode Cleaning Solution for Milk Deposits","description":"\u003cp\u003e\u003cstrong\u003eAim for accurate readings every time with a wide variety of ready-to-use HANNA cleaning solutions.\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHere at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eHanna Instruments-70640L Cleaning Solution for Milk Deposits (500 mL)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-70640L is a highly effective cleaning solution specially formulated for use with pH electrodes coated with milk deposits.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eThe cleaning solution to use . . .?:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354426847383,"sku":"HI-70640L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-70640l_electrode_cleaning_solution_for_milk_deposits_4bc83bb8-c93c-4e6f-86c9-1dcb525f2546.jpg?v=1624279964"},{"product_id":"hanna-instruments-7061m-general-electrode-cleaning-solution-230-ml-bottle","title":"Hanna Instruments-7061M General Electrode Cleaning Solution, 230 mL bottle","description":"Here at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003cbr\u003e\u003cdiv class=\"row\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-row section 1\" id=\"description\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-text col-xs-12 rem-p-l rem-p-r\"\u003e\n\u003cbr\u003e\u003ch3\u003eHanna Instruments-7061M General Purpose Cleaning Solution 230ml\u003c\/h3\u003e\n\u003cbr\u003e\u003cp\u003eHanna Instruments-7061M is a general purpose cleaning solution which can be used for a variety of applications. Electrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003eAvailable in 230ml and 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cdiv class=\"row\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-row section four\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-text col-xs-12 col-sm-7 add-p-r rem-p-l\"\u003e\n\u003cbr\u003e\u003ch3\u003eUseful tips:\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhich cleaning solution to use . . .?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003e\n\u003cbr\u003e\u003cp\u003eGeneral Cleaning\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003e\n\u003cbr\u003e\u003cp\u003eProtein Coating\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7077 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003ch3\u003eSpecialised Cleaning Solutions\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003ch3\u003eRemember:\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003eCheck out our Groline range specially made for hydroponic growers.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354428125335,"sku":"HI-7061M","price":29.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-7061m_general_electrode_cleaning_solution_230_ml_bottle_384c77e1-9d30-4b6b-8f05-99621e464663.jpg?v=1624279991"},{"product_id":"hanna-instruments-8033l-foodcare-conductivity-solution-84µs-cm","title":"Hanna Instruments-8033L Foodcare Conductivity Solution - 84µS\/cm","description":"\u003cp\u003eMaximum accuracy is high on the agenda here at Hanna. Browse our Conductivity Calibration Solutions specifically produced for Conductivity meters and electrodes.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHanna conductivity electrodes can be calibrated in just a few minutes, wherever you are working, thanks to our range of six conductivity solutions in different forms and values. Sachets, for instance, could be very useful out in the field as well as the laboratory.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEach label shows the product batch number, expiry date, and a conductivity\/temperature correlation table. EC value is calculated at 25 C.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eHanna Instruments-8033L 84 uS\/cm Foodcare Conductivity Solution 500mL\u003c\/h3\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eThe 84 uS\/cm conductivity solution allows calibration of instruments with a conductivity scale of up to 200 uS\/cm for the measurement of pure or distilled water.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-8033L is a premium quality 84 uS\/cm conductivity solution prepared against a National Institute of Standards and Technology (NIST) traceable Potassium Chloride solution and supplied with a Certificate of Analysis on request. Hanna Instruments-8033 is available in a 500ml Food and Drugs Administration (FDA) approved bottle.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eRemember - Proper calibration will ensure results are accurate and repeatable.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eAssess the right value for your requirements\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003e84 uS\/cm Calibration Solution\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe 84 uS\/cm conductivity solution allows calibration of instruments with a conductivity scale of up to 200 uS\/cm for the measurement of pure or distilled water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e1413 uS\/cm Calibration Solution\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe 1413 uS\/cm calibration solution is for general use. It is also available in kits with pH7 buffer solution for easy calibration of multi-parameter instruments.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003e5000 uS\/cm Calibration Solution\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eWidely used in agriculture for monitoring and preparing nutrient solutions for crop production, the 5000 uS\/cm Calibration Solution is ideal for applications needing to achieve higher reading accuracies in a conductivity scale between 2,000 uS\/cm and 10000 uS\/cm.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e12880 uS\/cm Calibration Solution\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eMainly used in industrial applications, the 12880 uS\/cm (12.88 mS\/cm) calibration solution is used to performance enhance conductivity meters with a scale higher than 10 mS\/cm.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e80000uS\/cm Calibration Solution\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eUse the 80000 uS\/cm calibration solution to calibrate instruments measuring high conductivity samples, such as wastewater, solutions containing suspended solids and plating baths. It is ideal for use in the food production industry.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e111800 uS\/cm Calibration Solution\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eUse 111800 uS\/cm Calibration Solution for instruments measuring samples with conductivity higher than 100 mS\/cm (100,000 uS\/cm).\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThis solution allows calibration of instruments performing under high salt concentrations and ideal for use in systems where phase limits have to be detected (for example, separation of a substance from water), monitoring of bottle washing plants, beverage controls, check of acids or bases in electro-deposition processes and some plating baths.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eAlso in the range:\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eTDS Calibration Solutions\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eTotal Dissolved Solids (TDS) meters are vital to the water industry so accurate readings are essential. Make sure your meter is giving accurate readings by using Hanna TDS Calibration Solution available in bottles and sachets. TDS Solutions are produced with high quality Potassium Chloride in various concentrations to NIST standards.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eSalinity Calibration Solutions\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eFor accurate salinity readings, select Hanna Salinity Calibration Solution available in 500ml or 230ml bottles. Specifically designed for use with meters measuring salt levels in sea water.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354428485783,"sku":"HI-8033L","price":35.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-8033l_foodcare_conductivity_solution_-_84_scm_73422a0f-1472-4535-b4cd-5cfed9c45884.jpg?v=1624280007"},{"product_id":"hanna-instruments-70641l-electrode-cleaning-solution-for-dairy-products","title":"Hanna Instruments-70641L Electrode Cleaning Solution for Dairy Products","description":"\u003cp\u003e\u003cstrong\u003eAim for accurate readings every time with a wide variety of ready-to-use HANNA cleaning solutions.\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHere at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eHanna Instruments-70641L Cleaning \u0026amp; Disinfection Solution for Dairy Products (500 mL)\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-70641L is a highly-effective cleaning and disinfection solution specially formulated for use with pH electrodes coated with dairy deposits including milk, cheese, yogurt and ice cream.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhich cleaning solution to use . . .?\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354429632663,"sku":"HI-70641L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/image_13014_7d1bb682-5665-4d7a-89e7-e550802ec30b.jpg?v=1624280025"},{"product_id":"hanna-instruments-70300s-electrode-storage-solution-25ml","title":"Hanna Instruments-70300S Electrode Storage Solution 25ml","description":"\u003cp\u003eKeep one step ahead on the maintenance front by always storing an electrode in Hanna Storage Solution.\u003c\/p\u003e\n\u003cp\u003eHanna Storage Solution will keep your electrode in tip top condition by not allowing the sensor tip and the reference junction to dry out. It will also minimise any bacterial growth while not in use – all vital for an optimum response time and result.\u003c\/p\u003e\n\u003cp\u003epH or Oxide Reduction Potential (ORP) electrodes should never be stored in distilled or deionised water as it will shorten the life of the sensor. Also, check our range of special storage solutions. For example: Sodium ISE Storage solution.\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv id=\"description\" class=\"section-row section 1\"\u003e\n\u003cdiv class=\"section-text col-xs-12 rem-p-l rem-p-r\"\u003e\n\u003ch3\u003eHanna Instruments-70300S Electrode Storage Solution (25 mL)\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cp\u003eHanna Instruments-70300S is a storage solution prepared with reagent grade chemicals which can be used to ensure maximum performance of your pH and ORP electrodes.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eAfter cleaning your electrode with one of our wide range of cleaning solutions, rinse with tap water, then soak the electrode in Hanna specially formulated Storage Solution (Hanna Instruments-70300 or Hanna Instruments-80300) before taking measurements. pH 4.01 or pH 7.01 buffer solution can be used if Storage Solution is running low.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eBetween measurements, storage solutions minimise microbial growth and prevent any effects of diffusion and Osmosis, as well as keeping the sensor tip and reference junction hydrated and clear – all important for an optimum response time and measurement.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eAir-tight bottles with tamper-proof seals ensure quality and freshness of storage solution. Each bottle is marked with a batch number and expiry date.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"section-row section four\"\u003e\n\u003cdiv class=\"section-text col-xs-12 col-sm-7 add-p-r rem-p-l\"\u003e\n\u003ch3\u003eSpecial range:\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eSodium Storage Solution – Hanna Instruments-401645L – for use with a FC300B Sodium Ion Selective Electrode (ISE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eConditioning and Storage Solution for Calcium ISE – Hanna Instruments-400445L\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003epH Electrode Maintenance Kit – Hanna Instruments-PHCAREKIT - Contains cleaning solution, pH4.01 and pH 7.01 Buffer solution, and Storage Solution all in 230ml bottles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354429894807,"sku":"HI-70300S","price":9.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-70300s_electrode_storage_solution_25ml_2c827454-2437-4baa-a589-66ac9e97f2bc.jpg?v=1624280037"},{"product_id":"hanna-instruments-70671l-electrode-cleaning-solution-for-algae-fungus-and-bacteria-500-ml","title":"Hanna Instruments-70671L Electrode Cleaning Solution for Algae, Fungus and Bacteria, 500 mL","description":"\u003cp\u003e\u003cstrong\u003eAim for accurate readings every time with a wide variety of ready-to-use HANNA cleaning solutions.\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHere at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eHanna Instruments-70671L Cleaning \u0026amp; Disinfection Solution for Algae, Fungi and Bacteria (500 mL)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-70671L is an effective, acidic cleaning solution specially formulated for use in applications were a pH electrode is coated with algae, fungi and bacteria.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eThe cleaning solution to use . . .?:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354430288023,"sku":"HI-70671L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-70671l_electrode_cleaning_solution_for_algae_fungus_and_bacteria_500_ml_881fb603-43c9-4323-9f9a-009c9036fbe7.jpg?v=1624280044"},{"product_id":"hanna-instruments-77200p-combination-ph-tds-buffer-kit-1500-ppm-7-01-ph","title":"Hanna Instruments-77200P Combination pH\/TDS Buffer Kit 1500 ppm \u0026 7.01 pH","description":"\u003cp\u003eMaximum accuracy is high on the agenda here at Hanna. So, with this in mind, browse our Total Dissolved Solids (TDS) Calibration Solutions specifically produced for Conductivity meters and electrodes.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHanna conductivity electrodes can be calibrated in just a few minutes, wherever you are working, thanks to our range of TDS solutions in different forms and values. Sachets, for instance, could be very useful out in the field as well as the laboratory.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEach label shows the product batch number, expiry date, and a conductivity\/temperature correlation table. 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TDS Solutions are produced with high quality Potassium Chloride in various concentrations to NIST standards.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eTDS Calibration solution is available in 1382mg\/L, 6.44 g\/L, 12.41 g\/L, 800mg\/L, 1500mg\/L concentrations in 230ml, 500ml bottles or 25 x 20ml sachets.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eUsers who require documented accuracy can purchase TDS Solutions complete with a Certificate of Analysis on various codes. Certification can also be supplied on many of the standard purchases on request.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eAlso see Salinity Calibration Solutions\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eFor accurate salinity readings, select Hanna Salinity Calibration Solution available in 500ml or 230ml bottles. Specifically designed for use with meters measuring salt levels in sea water.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354438807703,"sku":"HI-77200P","price":43.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/image_12706_9da2f383-0315-4709-a3b9-0856aaf64668.jpg?v=1624280133"},{"product_id":"hanna-instruments-770710p-combination-buffer-kit-10-01-7-01-ph-5-x-5-20ml-sachets","title":"Hanna Instruments-770710P Combination Buffer Kit 10.01 \u0026 7.01 pH  5 x 5 20ml Sachets","description":"\u003cp\u003eA combination pH buffer kit with 5 x 20ml sachets of pH 7.01 and 5 x 20ml sachets of pH 10.01.\u003c\/p\u003e\n\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 1.68, 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements.\u003c\/p\u003e\n\u003cp\u003e*For even greater accuracy, scroll down to read Hanna’s Technical and Millesimal Buffer range explained.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHanna Instruments-770710P – 5 x 5 20ml sachets pH 7.01 \u0026amp; 10.01 buffer solution\u003c\/strong\u003eThe Hanna Instruments-770710P is a combination pH buffer kit with 5 x 20ml sachets of pH 7.01 and 5 x 20ml sachets of pH 10.01.\u003c\/p\u003e\n\u003cp\u003epH 7.01 is ideal for those requiring an accurate neutral reading, particularly those working in water purification plants, the food industry, aquatics, and Hydroponics, and wherever the pH is expected to be neutral. Latest Hanna portable and bench microprocessor instruments are calibrated with pH 7.01.\u003c\/p\u003e\n\u003cp\u003eThe pH 10.01 buffer solution in quick and easy to use 20ml sachets is the most popular buffer used before analysing basic samples. Ideal for those requiring an accurate alkaline reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be alkaline.\u003c\/p\u003e\n\u003cp\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using the Hanna sachets, it is like using a newly opened bottle of solution!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits of individual packaging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users who do not calibrate frequently\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eLight block packaging prevents oxidation from UV light that could alter the buffer value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrowse the Hanna complete range of solutions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*Millesimal and Technical Buffer solutions explained\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured for those where accuracy really is vital, Millesimal buffer solutions are produced to a premium quality for customers who require a greater resolution of 0.001 for pH measurements. Accuracy can be guaranteed at +\/- 0.002 @ 25 C.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eTo achieve the more accurate results, Millesimal Buffer solutions are available in pH1.000, pH1.679, pH2.000, pH3.000, pH4.010, pH6.000, pH6.862, pH7.010, pH8.000, pH10.010, pH11.000, pH12.000, pH12.450, pH13.000.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor those requiring a greater spectrum, as well as increased accuracy to readings, Hanna also manufacture a Technical Buffer solution range which share the accuracy of standard buffers, +\/- 0.01 @ 25 C, and feature two extra pH levels, \u003cstrong\u003epH1.00\u003c\/strong\u003e and \u003cstrong\u003epH5.01\u003c\/strong\u003e, along with pH4.01, pH6.86, pH7.01, and pH10.01.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354440249495,"sku":"HI-770710P","price":21.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/1_73f68f8e-618d-46ee-a6ca-8d1608fac8e7.jpg?v=1728636401"},{"product_id":"hanna-instruments-80300m-storage-solution-for-ph-electrodes-230ml","title":"Hanna Instruments-80300M storage solution for pH electrodes 230ml","description":"\u003cp\u003eKeep one step ahead on the maintenance front by always storing an electrode in Hanna Storage Solution.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHanna Storage Solution will keep your electrode in tip top condition by not allowing the sensor tip and the reference junction to dry out. It will also minimise any bacterial growth while not in use – all vital for an optimum response time and result.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003epH or Oxide Reduction Potential (ORP) electrodes should never be stored in distilled or deionised water as it will shorten the life of the sensor. Also, check our range of special storage solutions. For example: Sodium ISE Storage solution.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eHanna Instruments-80300M Electrode Storage Solution in FDA Bottle (230 mL)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eHanna Instruments-80300M is a storage solution prepared with reagent grade chemicals which can be used to ensure maximum performance of your pH and ORP electrodes. It is specially packed in a US Food and Drugs Administration (FDA) compliant bottle.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAfter cleaning your electrode with one of our wide range of cleaning solutions, rinse with tap water, then soak the electrode in Hanna specially formulated Storage Solution (HI70300 or HI80300) before taking measurements. pH 4.01 or pH7.01 buffer solution can be used if Storage Solution is running low.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eBetween measurements, storage solutions minimise microbial growth and prevent any effects of diffusion and Osmosis, as well as keeping the sensor tip and reference junction hydrated and clear - all important for an optimum response time and measurement.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAir-tight bottles with tamper-proof seals ensure quality and freshness of storage solution. Each bottle is marked with a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecial range:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eSodium Storage Solution - Hanna Instruments-401645L - for use with a FC300B Sodium Ion Selective Electrode (ISE)\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eConditioning and Storage Solution for Calcium ISE - Hanna Instruments-400445L\u003c\/p\u003e\u003cbr\u003e\u003cp\u003epH Electrode Maintenance Kit - Hanna Instruments-PHCAREKIT - Contains cleaning solution, pH4.01 and pH 7.01 Buffer solution, and Storage Solution all in 230ml bottles.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354441756823,"sku":"HI-80300M","price":30.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-80300m_storage_solution_for_ph_electrodes_230m_26c91e06-17d7-4ac5-8c42-50d76f37b381.jpg?v=1624280236"},{"product_id":"hanna-instruments-8030l-foodcare-conductivity-solution-12-880us","title":"Hanna Instruments-8030L Foodcare Conductivity Solution - 12 880uS","description":"The 12880 µS\/cm calibration solution is widely used to assure the proper performance of conductivity meters with a scale higher than 10 mS.cm.\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-8030L 12880 µS\/cm calibration solution is widely used to assure the proper performance of conductivity meters with a scale higher than 10 mS.cm.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe solution is used mainly for industrial applications.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354449195159,"sku":"HI-8030L","price":35.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-8030l_foodcare_conductivity_solution_-_12_880us_6af5014a-c9cb-4bdf-b875-5735732cc88d.jpg?v=1624280380"},{"product_id":"hanna-instruments-70636l-electrode-cleaning-solution-for-wine-stains","title":"Hanna Instruments-70636L Electrode Cleaning Solution for Wine Stains","description":"\u003cp\u003e\u003cstrong\u003eAim for accurate readings every time with a wide variety of ready-to-use HANNA cleaning solutions.\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHere at HANNA, we recommend to always clean an electrode after every testing to eliminate impurities and residue. Regular cleansing and proper care ensures the electrode is correctly maintained for maximum performance to achieve accurate readings, faster response times, and repeatability.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eHanna Instruments-70636L Cleaning Solution for Wine Stains (500ml)\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-70636L is a highly-effective cleaning solution, specially formulated for use with pH electrodes stained with wine juice and must deposits. Measuring the pH in wine is a critical, indeed the most important step in ensuring the very best quality of the final product.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003epH affects everything from fermentation to microbial stability and taste. Improper pH measurement can mean readings are up to a 0.5 pH unit off. This variability risks spoilage and other serious quality issues.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e*An ebook on The Essential Guide to Measuring pH in Wine will be available very shortly. Visit us again for updates.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eElectrodes become dirty from use and will produce inaccurate results even if they read correctly in a pH buffer. HANNA’s cleaning solutions eliminate impurities and residues which are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAt HANNA, we suggest cleaning the bulb and junction of your electrode on a regular basis in our ready-to-use cleaning solutions to ensure that the probe is always clean and to prevent any clogging of the junction.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAll cleaning solutions are packaged in an air tight bottle with tamper-proof seal to ensure quality and freshness. All solutions show a batch number and expiry date.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAvailable in 500ml bottles, and individual 20ml sachets in packs of 25.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eUseful tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eAfter cleaning, rinse the electrode in tap water and then place in a HANNA Storage Solution before calibrating or taking measurements.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways follow up with a HANNA Buffer\/calibrating Solution for the best results.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhich cleaning solution to use . . .?\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eGeneral Cleaning\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA General Cleaning Solution (HI7061) for between 30 minutes and 1-and-a-half hours to dissolve mineral deposits and other general coatings. (Non-aggressive formula).\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eProtein Coating\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Protein Cleaning Solution (Hanna Instruments-7073) for 15 minutes to enzymatically dissolve deposits from protein sources.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInorganic Soak\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eSoak in HANNA Inorganic Cleaning Solution (Hanna Instruments-7074) for 5 to 15 minutes. This cleaner is especially effective at removal of precipitates caused by possible reactions - Usually used in industrial applications.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOil and Grease Rinse\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eOil and grease removal require the correct chemicals to dissolve the coating, but mild enough to leave the electrode unaffected. Use HANNA Hanna Instruments-7007 or Hanna Instruments-8077 Oil and Fat Cleaning Solution for effective cleaning after each measurement, followed by flushing with tap water.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecialised Cleaning Solutions\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWine deposits (Hanna Instruments-70635L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWine stains (Hanna Instruments-70636L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSalt (Hanna Instruments-70670L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCheese (Hanna Instruments-70642L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMilk (Hanna Instruments-70640L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDairy – Cleaning and Disinfection Solution (Hanna Instruments-70641)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSoil (Hanna Instruments-70663L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHumus (Hanna Instruments-70664L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAgricultural (Hanna Instruments-700661P)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInk (Hanna Instruments-70681L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlgae, Fungi and Bacteria (Hanna Instruments-70671L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBlood – Cleaning and Disinfection Solution (Hanna Instruments-70632L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlkaline cleaning for meat grease and fats (Hanna Instruments-70631L)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAcid cleaning solution for meat grease and fats (Hanna Instruments-700630P)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eCleaning is a fast and effective routine which should be performed on a regular basis as a preventative measure against using dirty equipment.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean the junction and bulb of the electrode\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAlways clean your meter, electrode or probe before calibration\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eThe most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very important to note, because during calibration, modern pH meters assume that the electrode is clean and will give you a starting point accordingly. So, if you haven’t cleaned your meter, your readings will be inaccurate from the start.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eAll ready-to-use cleaning solutions are made with the highest quality of materials and chemicals complying with standards set by the National Institute of Standards and Technology (NIST), to ensure quality and accuracy. Also available in light blocking bottles to prevent against degradation by UV light compatible with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354451619991,"sku":"HI-70636L","price":39.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/image_13277_193e76c0-7e66-40d1-86c3-2d17719c317b.jpg?v=1624280411"},{"product_id":"hanna-instruments-70300m-ph-electrode-storage-solution-230-ml","title":"Hanna Instruments-70300M pH Electrode Storage Solution, 230 mL","description":"\u003cp\u003eKeep one step ahead on the maintenance front by always storing an electrode in Hanna Storage Solution.\u003c\/p\u003e\n\u003cp\u003eHanna Storage Solution will keep your electrode in tip top condition by not allowing the sensor tip and the reference junction to dry out. It will also minimise any bacterial growth while not in use – all vital for an optimum response time and result.\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv id=\"description\" class=\"section-row section 1\"\u003e\n\u003cdiv class=\"section-text col-xs-12 rem-p-l rem-p-r\"\u003e\n\u003ch3\u003eHanna Instruments-70300M Electrode Storage Solution (230 mL)\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cp\u003eHanna Instruments-70300M is a storage solution prepared with reagent grade chemicals which can be used to ensure maximum performance of your pH and ORP electrodes.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eAfter cleaning your electrode with one of our wide range of cleaning solutions, rinse with tap water, then soak the electrode in Hanna specially formulated Storage Solution (Hanna Instruments-70300 or Hanna Instruments-80300) before taking measurements. pH 4.01 or pH7.01 buffer solution can be used if Storage Solution is running low.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-text col-xs-12 rem-p-l rem-p-r\"\u003e\n\u003cbr\u003eBetween measurements, storage solutions minimise microbial growth and prevent any effects of diffusion and Osmosis, as well as keeping the sensor tip and reference junction hydrated and clear – all important for an optimum response time and measurement.\u003cbr\u003e\n\u003cp\u003eAir-tight bottles with tamper-proof seals ensure quality and freshness of storage solution. Each bottle is marked with a batch number and expiry date.\u003c\/p\u003e\n\u003cbr\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003epH or Oxide Reduction Potential (ORP) electrodes should never be stored in distilled or deionised water as it will shorten the life of the sensor. Also, check our range of special storage solutions. For example: Sodium ISE Storage solution.\u003c\/p\u003e\nSpecial range:\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"section-row section four\"\u003e\n\u003cdiv class=\"section-text col-xs-12 col-sm-7 add-p-r rem-p-l\"\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSodium Storage Solution – Hanna Instruments-401645L – for use with a FC300B Sodium Ion Selective Electrode (ISE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eConditioning and Storage Solution for Calcium ISE – Hanna Instruments-400445L\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH Electrode Maintenance Kit – Hanna Instruments-PHCAREKIT - Contains cleaning solution, pH4.01 and pH 7.01 Buffer solution, and Storage Solution all in 230ml bottles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354452013207,"sku":"HI-70300M","price":29.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/230ml-storage-solution-for-ph-electrodes.jpg?v=1732285272"},{"product_id":"hanna-instruments-77400p-ph-combination-buffer-solution-kit-4-01-7-01-5-x-5-20ml-sachets","title":"Hanna Instruments-77400P pH Combination Buffer Solution Kit 4.01 \u0026 7.01 5 x 5 20ml sachets","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements.\u003c\/p\u003e\n\u003cp\u003eAvailable in 230ml, 500ml, 1 litre, and 1 gallon bottles, plus individually sealed foil sachets containing 20ml of ready-to-use solution.\u003c\/p\u003e\n\u003cp\u003e*For even greater accuracy, scroll down to read Hanna’s Technical and Millesimal Buffer range explained.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-77400P combination pH buffer kit with 5 x 20ml sachets of pH 4.01 and 5 x 20ml sachets of pH 7.01\u003c\/h3\u003e\n\u003cp\u003eThe pH 4.01 \u0026amp; 7.01 buffer solutions in quick and easy to use 20ml sachets are the most popular buffers used before analysing samples. Ideal for those requiring an accurate acid or neutral reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be acid or neutral.\u003c\/p\u003e\n\u003cp\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using the Hanna sachets, it is like using a newly opened bottle of solution!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits of individual packaging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users who do not calibrate frequently\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eLight block packaging prevents oxidation from UV light that could alter the buffer value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBuffer solutions should be stored at 25°C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUseful information:\u003c\/h3\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003epH Value@25°C : 4.01 \u0026amp; 7.01\u003cbr\u003eSize: 20 mL\u003cbr\u003ePackage: 10 sachets (5 each)\u003cbr\u003eCertificate of Analysis: No \u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354452045975,"sku":"HI-77400P","price":19.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/1_bfbf48e6-ad5c-4009-b689-94d5a1afdd04.jpg?v=1728378662"},{"product_id":"hanna-instruments-54710-11-combination-ph-buffer-solution-kit","title":"Hanna Instruments-54710-11 Combination pH Buffer Solution Kit","description":"\u003cp\u003e\u003cspan\u003eHanna combi-pack of 500ml solutions for convenience. Achieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna ready-made buffer, storage and cleaning solutions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eHanna Instruments-54710-11 combination pH Buffer Solution kit The Hanna Instruments-54710-11 is a pH buffer solution kit containing a 500 mL bottle of the following solutions:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epH 4.01 (Hanna Instruments-7004L)\u003c\/li\u003e\n\u003cli\u003epH 7.01 (Hanna Instruments-7007L)\u003c\/li\u003e\n\u003cli\u003epH 10.01 (Hanna Instruments-7010L)\u003c\/li\u003e\n\u003cli\u003eElectrode storage solution (Hanna Instruments-70300L)\u003c\/li\u003e\n\u003cli\u003eElectrode cleaning solution (Hanna Instruments-7061L)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354456797335,"sku":"HI-54710-11","price":128.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/image_12715_ab3c9340-88b8-45e4-8f4a-e04b28ac79dd.jpg?v=1624280503"},{"product_id":"hanna-instruments-92200-blue-food-probe-wipes","title":"Hanna Instruments-92200 Blue Food Probe Wipes","description":"A medium-sized tub containing 200 sterilising temperature probe wipes.\u003cbr\u003e\u003ch3\u003eBlue food probe wipes\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-92200 high quality probe wipes can be used to clean and sterilise temperature probes and thermometers. The wipes help to prevent cross contamination occurring when multiple products and samples are being tested and help maintain optimum health and hygiene standards.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354457026711,"sku":"HI-92200","price":9.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-92200_blue_food_probe_wipes_8eaea339-516f-4877-9270-4b67e1c06e0f.jpg?v=1624280507"},{"product_id":"hanna-instruments-70004p-ph-4-01-buffer-sachets-25-x-20-ml-sachets","title":"Hanna Instruments-70004P pH 4.01 Buffer Sachets, 25 x 20 mL sachets","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e*For even greater accuracy, scroll down to read Hanna’s Technical and Millesimal Buffer range explained.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHanna Instruments-70004P – 25 x 20ml sachets pH 4.01 buffer solution\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe pH 4.01 buffer solution is available in quick and easy to use 20ml sachets, one of the most commonly used buffer solutions. It is extremely stable and represents the mid-way point in the acid range of the pH scale - ideal for those requiring an accurate acid reading, particularly those working in water purification plants, the food industry, and wherever the pH is expected to be acidic.\u003c\/p\u003e\n\u003cp\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using a Hanna sachets, it is like using a newly opened bottle of solution!\u003c\/p\u003e\n\u003cp\u003eBenefits of individual packaging\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users who do not calibrate frequently\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eLight block packaging prevents oxidation from UV light that could alter the buffer value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrowse the Hanna complete range of solutions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*Millesimal and Technical Buffer solutions explained\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured for those where accuracy really is vital, Millesimal buffer solutions are produced to a premium quality for customers who require a greater resolution of 0.001 for pH measurements. Accuracy can be guaranteed at +\/- 0.002 @ 25 C.\u003c\/p\u003e\n\u003cp\u003eTo achieve the more accurate results, Millesimal Buffer solutions are available in pH1.000, pH1.679, pH2.000, pH3.000, pH4.010, pH6.000, pH6.862, pH7.010, pH8.000, pH10.010, pH11.000, pH12.000, pH12.450, pH13.000.\u003c\/p\u003e\n\u003cp\u003eFor those requiring a greater spectrum, as well as increased accuracy to readings, Hanna also manufacture a Technical Buffer solution range which share the accuracy of standard buffers, +\/- 0.01 @ 25 C, and feature two extra pH levels, \u003cstrong\u003epH1.00\u003c\/strong\u003e and \u003cstrong\u003epH5.01\u003c\/strong\u003e, along with pH4.01, pH6.86, pH7.01, and pH10.01.\u003c\/p\u003e\n\u003cp\u003eBoth technical and Millesimal buffer solutions come with a certificate of analysis on purchase.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354487042199,"sku":"HI-70004P","price":40.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/ph-4-01-buffer-sachets-25-pieces-of-20ml-each.jpg?v=1783950225"},{"product_id":"hanna-instruments-70010p-ph-10-01-buffer-sachets-25-x-20-ml-sachets","title":"Hanna Instruments-70010P pH 10.01 Buffer Sachets, 25 x 20 mL sachets","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01, Hanna has a certified value calibration solution with an accuracy of +\/- 0.01pH @ 25◦C for all requirements.\u003c\/p\u003e\n\u003cp\u003e*For even greater accuracy, scroll down to read Hanna’s Technical and Millesimal Buffer range explained.\u003c\/p\u003e\n\u003ch3\u003eHanna Instruments-70010P – 25 x 20ml sachets pH 10.01 buffer solution\u003c\/h3\u003e\n\u003cp\u003eThe pH 10.01 buffer solution in quick and easy to use 20ml sachets is the most popular buffer used before analysing basic samples. Ideal for those requiring an accurate alkaline reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be alkaline. Hanna Microprocessor pH meters can be calibrated at pH9.18 and pH10.01.\u003c\/p\u003e\n\u003cp\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using the Hanna sachets, it is like using a newly opened bottle of solution!\u003c\/p\u003e\n\u003ch3\u003eBenefits of individual packaging\u003c\/h3\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users who do not calibrate frequently\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eLight block packaging prevents oxidation from UV light that could alter the buffer value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003ch3\u003eRemember:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUseful information:\u003c\/h3\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cp\u003epH 4.01 - Red\u003c\/p\u003e\n\u003cp\u003epH 7.01 - Green\u003c\/p\u003e\n\u003cp\u003epH 10.01 – Violet\u003c\/p\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*Millesimal and Technical Buffer solutions explained\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured for those where accuracy really is vital, Millesimal buffer solutions are produced to a premium quality for customers who require a greater resolution of 0.001 for pH measurements. Accuracy can be guaranteed at +\/- 0.002 @ 25 C.\u003c\/p\u003e\n\u003cp\u003eTo achieve the more accurate results, Millesimal Buffer solutions are available in pH1.000, pH1.679, pH2.000, pH3.000, pH4.010, pH6.000, pH6.862, pH7.010, pH8.000, pH10.010, pH11.000, pH12.000, pH12.450, pH13.000.\u003c\/p\u003e\n\u003cp\u003eFor those requiring a greater spectrum, as well as increased accuracy to readings, Hanna also manufacture a Technical Buffer solution range which share the accuracy of standard buffers, +\/- 0.01 @ 25 C, and feature two extra pH levels, \u003cstrong\u003epH1.00\u003c\/strong\u003e and \u003cstrong\u003epH5.01\u003c\/strong\u003e, along with pH4.01, pH6.86, pH7.01, and pH10.01.\u003c\/p\u003e\n\u003cp\u003eBoth technical and Millesimal buffer solutions come with a certificate of analysis on purchase.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354487074967,"sku":"HI-70010P","price":44.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi70010p_07f6312c-c026-42ad-bf9c-7b43a7869a5b.jpg?v=1624280654"},{"product_id":"de-ionised-water-3-75-l-1","title":"De-ionised water, 3.75 L","description":"\u003cp\u003e\u003cspan\u003eHI-70436 De-ionised water, 3.75 L, for your research needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354864890007,"sku":"HI-70436","price":33.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-deionised_water_d990c089-3a7a-4d95-b346-4559bcb6cded.jpg?v=1624284666"},{"product_id":"hanna-instruments-hi-70007p-ph-7-01-buffer-sachets-25-x-20-ml-sachets","title":"Hanna Instruments HI-70007P PH 7.01 BUFFER SACHETS, 25 X 20 ML SACHETS","description":"\u003cp\u003eThe pH 7.01 buffer solution in quick and easy to use 20ml sachets is one of the most commonly used buffer solutions.\u003cbr\u003e\u003cbr\u003epH 7.01 is ideal for those requiring an accurate neutral reading, particularly those working in water purification plants, the food industry, aquatics, and Hydroponics, and wherever the pH is expected to be neutral. Latest Hanna portable and bench microprocessor instruments are calibrated with pH 7.01.\u003cbr\u003e\u003cbr\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using the Hanna sachets, it is like using a newly opened bottle of solution!\u003c\/p\u003e\n\u003cp\u003e20ml Sachets\u003c\/p\u003e\n\u003cp\u003ePack of 25 \u003c\/p\u003e\n\u003cp\u003eSku:HI-70007P\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":43628703514882,"sku":"HI-70007P","price":40.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/ph-7-01-buffer-sachets-25-pieces-of-20ml-each.jpg?v=1679495467"},{"product_id":"hanna-instruments-hi-5068-ph-6-86-technical-buffer-solution-500ml-with-certificate","title":"Hanna Instruments HI-5068 pH 6.86 Technical Buffer Solution, 500ml with certificate","description":"\u003cp\u003e\u003cspan\u003eHI-5068 pH 6.86 Technical Buffer Solution, 500ml with certificate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"product-description-short\" class=\"product__description_short\" itemprop=\"description\"\u003e\n\u003cp\u003eDesigned and manufactured for those requiring a greater spectrum, as well as increased accuracy to readings, Hanna manufactures a Technical Buffer solution range that shares the accuracy of standard buffers and features 20 pH levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-features product__features\"\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"13.987\" height=\"10.123\" viewbox=\"0 0 13.987 10.123\"\u003e\u003cg transform=\"translate(-305.142 -213.686)\"\u003e\u003cpath class=\"a\" d=\"M309.809,222a3.892,3.892,0,0,1,.262-.345q3.768-3.778,7.539-7.551a2.462,2.462,0,0,1,.289-.267.763.763,0,0,1,1.017.106.788.788,0,0,1,.043,1.025,2.512,2.512,0,0,1-.188.2l-8.273,8.275a.831.831,0,0,1-1.394-.01q-1.854-1.854-3.707-3.71a.8.8,0,0,1-.182-.915.727.727,0,0,1,.818-.43,1.16,1.16,0,0,1,.535.3c1,.985,1.989,1.983,2.979,2.98A3.938,3.938,0,0,1,309.809,222Z\" transform=\"translate(0)\"\u003e\u003c\/path\u003e\u003c\/g\u003e\u003c\/svg\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eAccuracy: +\/- 0.01pH @ 25◦C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"13.987\" height=\"10.123\" viewbox=\"0 0 13.987 10.123\"\u003e\u003cg transform=\"translate(-305.142 -213.686)\"\u003e\u003cpath class=\"a\" d=\"M309.809,222a3.892,3.892,0,0,1,.262-.345q3.768-3.778,7.539-7.551a2.462,2.462,0,0,1,.289-.267.763.763,0,0,1,1.017.106.788.788,0,0,1,.043,1.025,2.512,2.512,0,0,1-.188.2l-8.273,8.275a.831.831,0,0,1-1.394-.01q-1.854-1.854-3.707-3.71a.8.8,0,0,1-.182-.915.727.727,0,0,1,.818-.43,1.16,1.16,0,0,1,.535.3c1,.985,1.989,1.983,2.979,2.98A3.938,3.938,0,0,1,309.809,222Z\" transform=\"translate(0)\"\u003e\u003c\/path\u003e\u003c\/g\u003e\u003c\/svg\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eCertificate of Analysis\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"13.987\" height=\"10.123\" viewbox=\"0 0 13.987 10.123\"\u003e\u003cg transform=\"translate(-305.142 -213.686)\"\u003e\u003cpath class=\"a\" d=\"M309.809,222a3.892,3.892,0,0,1,.262-.345q3.768-3.778,7.539-7.551a2.462,2.462,0,0,1,.289-.267.763.763,0,0,1,1.017.106.788.788,0,0,1,.043,1.025,2.512,2.512,0,0,1-.188.2l-8.273,8.275a.831.831,0,0,1-1.394-.01q-1.854-1.854-3.707-3.71a.8.8,0,0,1-.182-.915.727.727,0,0,1,.818-.43,1.16,1.16,0,0,1,.535.3c1,.985,1.989,1.983,2.979,2.98A3.938,3.938,0,0,1,309.809,222Z\" transform=\"translate(0)\"\u003e\u003c\/path\u003e\u003c\/g\u003e\u003c\/svg\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e500 ml\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cp\u003eFrom pH1.00 through to pH13.00, effectively covering every point on the pH scale, Technical Buffer Solutions are available in 500ml, 1 litre, 1 Gallon*, and handy 20ml sachets in packs of 10 or 25 for on-site or field use. The sachet single dose is safe, easy to carry and remains fresh. Technical buffer solutions come with a certificate of analysis on purchase.\u003c\/p\u003e\n\u003ch3\u003eHI-5068 pH6.86 Technical Buffer Solution, 500ml\u003c\/h3\u003e\n\u003cp\u003eHI-5068 is a premium quality pH 6.86 Technical buffer solution, National Institute of Standards and Technology (NIST) traceable and supplied with a Certificate of Analysis.\u003c\/p\u003e\n\u003cp\u003epH 6.86 is ideal for those requiring an accurate neutral bordering acidic reading, particularly those working in water purification plants, the food industry, the medical industry, aquatics, and Hydroponics, and wherever the pH is expected to be neutral bordering acidic.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25 C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003ch3\u003eRemember:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e*One Gallon, colour-coded bottles are available in pH 4.01, pH7.01 and 10.01.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":53625189106037,"sku":"HI-5068","price":34.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/ph-6-86-buffer-solution-500ml-with-certificate.jpg?v=1731622754"},{"product_id":"hanna-instruments-hi-7004l-ph-4-01-buffer-solution-500-ml-bottle","title":"Hanna Instruments HI-7004L pH 4.01 Buffer Solution, 500 mL bottle","description":"\u003cp\u003e\u003cspan\u003eHI-7004L pH 4.01 Buffer Solution, 500 mL bottle\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"product__description_short\" id=\"product-description-short\" itemprop=\"description\"\u003e\n\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 6.86, 7.01, 9.28 and 10.01.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-features product__features\"\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003csvg viewbox=\"0 0 13.987 10.123\" height=\"10.123\" width=\"13.987\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cg transform=\"translate(-305.142 -213.686)\"\u003e\u003cpath transform=\"translate(0)\" d=\"M309.809,222a3.892,3.892,0,0,1,.262-.345q3.768-3.778,7.539-7.551a2.462,2.462,0,0,1,.289-.267.763.763,0,0,1,1.017.106.788.788,0,0,1,.043,1.025,2.512,2.512,0,0,1-.188.2l-8.273,8.275a.831.831,0,0,1-1.394-.01q-1.854-1.854-3.707-3.71a.8.8,0,0,1-.182-.915.727.727,0,0,1,.818-.43,1.16,1.16,0,0,1,.535.3c1,.985,1.989,1.983,2.979,2.98A3.938,3.938,0,0,1,309.809,222Z\" class=\"a\"\u003e\u003c\/path\u003e\u003c\/g\u003e\u003c\/svg\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eAccuracy: +\/- 0.01pH @ 25°C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003csvg viewbox=\"0 0 13.987 10.123\" height=\"10.123\" width=\"13.987\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cg transform=\"translate(-305.142 -213.686)\"\u003e\u003cpath transform=\"translate(0)\" d=\"M309.809,222a3.892,3.892,0,0,1,.262-.345q3.768-3.778,7.539-7.551a2.462,2.462,0,0,1,.289-.267.763.763,0,0,1,1.017.106.788.788,0,0,1,.043,1.025,2.512,2.512,0,0,1-.188.2l-8.273,8.275a.831.831,0,0,1-1.394-.01q-1.854-1.854-3.707-3.71a.8.8,0,0,1-.182-.915.727.727,0,0,1,.818-.43,1.16,1.16,0,0,1,.535.3c1,.985,1.989,1.983,2.979,2.98A3.938,3.938,0,0,1,309.809,222Z\" class=\"a\"\u003e\u003c\/path\u003e\u003c\/g\u003e\u003c\/svg\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003epH\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003ch3\u003eHI-7004L - pH 4.01 buffer solution, 500ml bottle\u003c\/h3\u003e\n\u003cp\u003eThe pH 4.01 buffer is available in a 500ml bottle, one of the most commonly used buffer solutions. It is extremely stable and represents the mid-way point in the acid range of the pH scale - ideal for those requiring an accurate acid reading, particularly those working in water purification plants, the food industry, and wherever the pH is expected to be acidic.\u003c\/p\u003e\n\u003cp\u003eBuffer solutions should be stored at 25◦C, away from direct sunlight for accurate readings.\u003c\/p\u003e\n\u003cp\u003eTo correctly maintain your meter\/electrode, we highly recommend use of a Hanna cleaning solution, as well as a buffer, for maximum performance every time. pH4, along with pH7, can also be used as an emergency storage solution.\u003c\/p\u003e\n\u003cp\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.\u003c\/p\u003e\n\u003ch3\u003eBrowse the Hanna complete range of solutions\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epH buffer solutions\u003c\/li\u003e\n\u003cli\u003eStandard solutions for conductivity, Total Dissolved Solids (TDS), turbidity, salinity and Ion-Selective Electrode (ISE) calibration\u003c\/li\u003e\n\u003cli\u003eOxidation Reduction Potential (ORP) test and pre-treatment solutions\u003c\/li\u003e\n\u003cli\u003eReference fill solutions for refillable electrodes\u003c\/li\u003e\n\u003cli\u003eGeneral and specific cleaning solutions for electrodes\u003c\/li\u003e\n\u003cli\u003eSolutions for electrode maintenance and storage\u003c\/li\u003e\n\u003cli\u003eSolutions for sample preparation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolutions are available in many sizes ranging from 20ml sachets for small users to 3.78L (1 gallon) containers for large quantity usage in laboratories.\u003c\/p\u003e\n\u003cp\u003eFor safety and traceability, all Hanna solutions are provided with a label showing the batch number and expiry date. A certificate of analysis is available on request in line with NIST standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemember:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration only counts when using fresh solutions and properly cleaned electrodes every time.\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance will ensure accurate readings while extending the life of the electrode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUseful information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eColour Coding for 1L and 1 gallon bottles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cul\u003e\n\u003cli\u003epH 4.01 - Red\u003c\/li\u003e\n\u003cli\u003epH 7.01 - Green\u003c\/li\u003e\n\u003cli\u003epH 10.01 – Violet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAll calibration buffers are made to a premium quality, produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionised water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/p\u003e\n\u003cp\u003eAll bottles meet with FDA Standards (US Food and Drug Administration).\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e*Millesimal and Technical Buffer solutions explained\u003c\/h3\u003e\n\u003cp\u003eDesigned and manufactured for those where accuracy really is vital, Millesimal buffer solutions are produced to a premium quality for customers who require a greater resolution of 0.001 for pH measurements. Accuracy can be guaranteed at +\/- 0.002 @ 25◦C.\u003c\/p\u003e\n\u003cp\u003eTo achieve the more accurate results, Millesimal Buffer solutions are available in pH1.000, pH1.679, pH2.000, pH3.000, pH4.010, pH6.000, pH6.862, pH7.010, pH8.000, pH10.010, pH11.000, pH12.000, pH12.450, pH13.000.\u003c\/p\u003e\n\u003cp\u003eFor those requiring a greater spectrum, as well as increased accuracy to readings, Hanna also manufacture a Technical Buffer solution range which share the accuracy of standard buffers, +\/- 0.01 @ 25◦C, and feature two extra pH levels,\u003cspan\u003e \u003c\/span\u003e\u003cb\u003epH1.00\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cb\u003epH5.01\u003c\/b\u003e, along with pH4.01, pH6.86, pH7.01, and pH10.01.\u003c\/p\u003e\n\u003cp\u003eBoth technical and Millesimal buffer solutions come with a certificate of analysis on purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSolutions are available in a variety of sizes:\u003c\/strong\u003e Check whether the solution you require is available in 1 gallon, 500ml, or 230ml bottles, or individual 20ml sachets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":53625191498101,"sku":"HI-7004L","price":32.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/ph-4-01-buffer-solution.jpg?v=1731622860"},{"product_id":"hanna-instruments-hi-70006p-ph-6-86-buffer-sachets-25-x-20-ml-sachets","title":"Hanna Instruments HI-70006P pH 6.86 Buffer Sachets, 25 x 20 mL sachets","description":"\u003cp\u003eAchieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eAccuracy: +\/- 0.01pH @ 25◦C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv 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