{"title":"pH, Acidity and Beverage Chemistry","description":null,"products":[{"product_id":"hi-84532-02-titratable-acidity-mini-titrator-and-ph-meter-for-fruit-juice-1","title":"HI-84532-02 Titratable Acidity Mini Titrator and pH Meter for Fruit Juice","description":"The Hanna HI-84532 delivers quick, accurate analysis of total titratable acidity in fruit juices.\u003cbr\u003eThe HI-84532-02 digital automatic mini titrator and pH meter is designed for quick and accurate analysis of total titratable acidity in fruit juices. By eliminating subjective factors including color indicators, errors in mathematical calculations or erratic titrant additions from the measurement, the HI-84532-02 provides quick and accurate, repeatable results without guesswork.\u003cbr\u003eA clear and intuitive user interface allows users to navigate the HI-84532’s menus and functions quickly. A HELP key located on the keypad aids in set-up, calibration status and troubleshooting.\u003cbr\u003eBy simply pressing the START key, the HI 84532 automatically starts pump operation and titrates the sample to the endpoint. This instrument employs a powerful and effective algorithm to analyze the pH response to determine the exact pH endpoint, then uses this algorithm to make the necessary calculations.\u003cbr\u003eThe titratable acidity determination is instantaneously displayed in selected measurement units on the large dot matrix display. The instrument is immediately ready for the next analysis.\u003cbr\u003eThe HI-84532-02 has a simple and accurate peristaltic pump to ensure the best accuracy and repeatability. To ensure instrument accuracy, perform a pump calibration with the provided HANNA standard.","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354382577815,"sku":"HI-84532-02","price":1088.42,"currency_code":"GBP","in_stock":true}]},{"product_id":"hanna-instruments-98161-general-purpose-foodcare-ph-and-temperature-meter","title":"Hanna Instruments-98161 General Purpose Foodcare pH and Temperature meter","description":"\u003cp\u003eThe Hanna Instruments-98161 is a rugged, waterproof, portable pH meter that measures pH and temperature using the specialised FC2023 Foodcare pH electrode.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003ehe Hanna Instruments-98161 is a rugged, waterproof, portable pH meter that measures pH and temperature using the specialised FC2023 Foodcare pH electrode. This professional, waterproof meter complies with IP67 standards. The Hanna Instruments-98161 is supplied with all necessary accessories to perform a pH\/temperature measurement packaged into a durable thermoformed carrying case that holds the meters, probes and calibration buffers securely in place.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWaterproof - The professional meter is IP67 rated.\u003c\/li\u003e\n\u003cli\u003eCAL Check™ - Alerts users to problems.\u003c\/li\u003e\n\u003cli\u003eAutomatic or manual temperature compensation.\u003c\/li\u003e\n\u003cli\u003eCalibration.\u003c\/li\u003e\n\u003cli\u003e200 hour battery life approximately with 1.5V AA batteries (x4) .\u003c\/li\u003e\n\u003cli\u003eClear display.\u003c\/li\u003e\n\u003cli\u003eAuto hold.\u003c\/li\u003e\n\u003cli\u003eCalibration timeout.\u003c\/li\u003e\n\u003cli\u003ePC Connectivity via USB.\u003c\/li\u003e\n\u003cli\u003eGLP.\u003c\/li\u003e\n\u003cli\u003eIntuitive keypad.\u003c\/li\u003e\n\u003cli\u003eCarry case and accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354387132567,"sku":"HI-98161","price":893.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-98161_general_purpose_foodcare_ph_and_temperature_meter_63cf425f-817c-4d1a-984d-4d764a83dc33.jpg?v=1624279174"},{"product_id":"hanna-instruments-4110-fluoride-combination-ise-electrode","title":"Hanna Instruments-4110 Fluoride Combination ISE Electrode","description":"\u003cp\u003eThe Hanna Instruments-4110 is a solid state, combination ion selective electrode (ISE) for the determination of fluoride (F-) in solution. The lanthanum fluoride crystal membrane produces a potential change due to the fluoride ion exchange between the membrane and the sample. The internal sensing elements are housed within a durable body, composed of a mixture of polyetherimide (PEI) and epoxy.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-4110 is ideal for a variety of applications in drinking water treatment, environmental monitoring, and plating baths.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eSolid state sensor\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSkirted cone geometry\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDetection from 0.02 mg\/L to saturated F-\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-4110 is a Fluoride combination ISE ideal for the detection of Free Fluoride in potable water, soft drinks, wine, plants, emulsified food products, plating and pickling acids.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-4110 fluoride selective electrode is a complete potentiometric cell that contains a silver\/silver chloride (Ag\/AgCl) reference housed within a PEI\/epoxy body with a potassium nitrate\/potassium chloride electrolyte. The internal elements are isolated from the sample by a lanthanum fluoride crystal membrane.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHanna’s solid state combination ISEs are designed with a cone style junction. The skirted cone geometry of the sensor forms the liquid junction with the test solution at the tip of the junction cone, producing a highly stable reference potential and consistent flow rates of electrolyte into the solution. A simple press of the top portion of the ISE makes it easy to empty the electrolyte fill solution and replace when necessary.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eFor the Hanna Instruments-4110 to accurately measure total fluoride concentration, it is important that the pH and ionic strength of the standards and sample be adjusted to a constant value. The total ionic strength adjustment buffer (TISAB) ensures that the solution pH is between pH 5 and 8 and that the activity coefficient is constant. The TISAB solution also preferentially complexes with various metal ions, such as aluminium and iron, which tend to form complexes with fluoride ions. TISAB thus ensures that these metal ions do not interfere, permitting an accurate total fluoride measurement. Measuring all solutions with a constant pH and ionic strength reduces the margin of error between measurements. The Hanna Instruments-4110 fluoride solid state ion selective electrodes can measure from 1µM (0.02 mg\/L) to saturated F-.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eReplaceable Sensing Modules - Combination solid state ion selective electrodes are electrodes that detect free ions in a solution. The lanthanum fluoride crystal sensing membrane is replaceable and easy to attach to the sensor body.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDurable PEI Body - The probe body is composed of a mixture of polyetherimide (PEI) and epoxy.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBNC Connection - The Hanna Instruments-4110 has a universal BNC connector for easy connection to any benchtop meter with a female BNC probe input.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354396340375,"sku":"HI-4110","price":995.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-4110_fluoride_combination_ise_electrode_4bf12a2f-f651-47a3-938b-8ca7a9bf197e.jpg?v=1624279453"},{"product_id":"hanna-instruments-99161-handheld-food-and-dairy-ph-meter","title":"Hanna Instruments-99161 Handheld Food and Dairy pH Meter","description":"\u003cp\u003eDedicated pH meter for food. Supplied complete with specialised food pH electrode for longer life and greater accuracy. Use with all types of foods including:\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eSoft Cheeses, Sushi Rice, Milk, Ready Meals\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMayonnaise, Ketchup, Food Sauces, Jams, Chutneys\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAll types of semi-solid foods\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003eMeasuring the pH of food requires a specialised pH electrode. Conventional pH electrodes will work but they will have a much shorter life when used to measure food products because the reference junction becomes clogged with food particles. The response time will also be slower and results can become inaccurate. Conventional electrodes are also more difficult to keep clean as food products are often sticky or difficult to remove when dry.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Hanna Instruments-99161 food pH meter is supplied complete with a specialised food pH electrode designed to overcome these problems.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354412724375,"sku":"HI-99161N","price":605.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-99161_handheld_food_and_dairy_ph_meter_2969c921-9394-4686-9d5a-5b8cda5bd905.jpg?v=1624279707"},{"product_id":"hanna-instruments-4105-carbon-dioxide-combination-ise-electrode","title":"Hanna Instruments-4105 Carbon Dioxide Combination  ISE Electrode","description":"\u003cp\u003eThe Hanna Instruments-4105 is Carbon Dioxide, gas sensing combination electrode ideal for the detection of carbonates as CO\u003csub\u003e2\u003c\/sub\u003e in water, soft drinks and wine samples.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-4105 is a gas sensing, combination ion selective electrode (ISE) for the determination of carbon dioxide (CO\u003csub\u003e2\u003c\/sub\u003e) in solution. Its PTFE membrane allows for carbon dioxide gas diffusion into a thin layer of internal electrolyte. The internal sensing elements are within a durable Delrin® body.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-4105 Carbon Dioxide Ion Selective Electrode is a complete potentiometric cell that contains both a silver\/silver chloride (Ag\/AgCl) reference and a pH measurement element. These elements are housed within a plastic body with a Chloride ion-containing electrolyte, isolated from the sample by a gas permeable membrane made of polytetrafluoroethylene (PTFE).\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eFor the Hanna Instruments-4105 to measure carbon dioxide accurately, it is important that the pH of the calibration standards and sample be lowered with the carbon dioxide ionic strength adjuster (ISA) solution.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe carbon dioxide ISA ensures the pH of solutions is kept between pH 4.2 and 5.2. In this pH range, the carbonate and bicarbonate in solution are converted to carbon dioxide for an accurate measurement. The Hanna Instruments-4105 carbon dioxide gas sensing ISE can measure from 400µM (17.6 mg\/L) to 0.02M (880 mg\/L).\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eKey features:\u003c\/h3\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eReplaceable PTFE Membranes - Gas sensing ISEs are combination electrodes that detect dissolved gases in a solution. The sensing element is separated from the sample solution by a gas permeable, PTFE membrane that is easy to replace.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDurable Delrin® Body - The probe body is composed of durable Delrin plastic.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBNC Connection - The Hanna Instruments-4105 has a universal BNC connector for easy connection to any benchtop meter with a female BNC probe input.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354414330007,"sku":"HI-4105","price":1014.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-4105_carbon_dioxide_combination_ise_electrode_577bf642-49b5-48af-af32-27e46910f142.jpg?v=1624279724"},{"product_id":"fc220b-food-ph-electrode-with-glass-body-1","title":"FC220B Food pH Electrode with Glass Body","description":"The Hanna FC220B is a glass bodied triple junction pH electrode suitable for the pH measurement of creams, fruit juices and sauces.\u003cbr\u003e\u003ch3\u003eFC220B Food pH Electrode with Glass Body\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eThe FC220B is a glass bodied triple junction pH electrode suitable for pH measurement of food and comes fitted with a 1m cable and BNC connector.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe triple ceramic junction is designed to minimise contamination of the electrode when used in high acidity environments, while maximising the operational life.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe FC220B is ideal for cream, fruit juices and sauces.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354416001175,"sku":"FC220B","price":253.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/fc220b_food_ph_electrode_with_glass_body_3f0be46d-8161-477e-9e6c-001aebe4d1ab.jpg?v=1624279767"},{"product_id":"hanna-instruments-4104-calcium-combination-ise-electrode","title":"Hanna Instruments-4104 Calcium Combination ISE Electrode","description":"\u003cp\u003eThe Hanna Instruments-4104 is a calcium combination ISE ideal for the detection of free Calcium in food, beverages, water, and seawater.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-4104 is a liquid membrane, combination ion selective electrode (ISE) for the determination of calcium (Ca2+) in solution. The PVC membrane along with an organic ion exchanger produces a potential change due to the calcium ion exchange between the organic polymer membrane and the sample. The internal sensing elements are housed within a durable polyetherimide (PEI) body.\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\u003eThe Hanna Instruments-4104 Calcium Ion Selective Electrode is a complete potentiometric cell that contains a Silver\/Silver Chloride (Ag\/AgCl) reference housed within a PEI plastic body with a Potassium Chloride electrolyte. The internal elements are isolated from the sample by an organic polymer sensing membrane. Hanna’s liquid membrane combination ISEs are designed with a cone style junction.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003eBefore testing, it is important that the ionic strength of the standards and sample be adjusted to a high and constant value with the ionic strength adjuster (ISA) solution (Hanna Instruments-4000-00). The Hanna Instruments-4104 calcium liquid membrane ISE can measure from 3µM (0.12 mg\/L) to 1M (40,080 mg\/L).\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 nine\"\u003e\n\u003cbr\u003e\u003cdiv class=\"col-xs-12 col-sm-6 rem-pad-mobile rem-p-l\"\u003e\n\u003cbr\u003e\u003cdiv class=\"section-image col-xs-5 col-sm-3 circle-left\"\u003e\u003cimg alt=\"\" class=\"img-responsive\" src=\"https:\/\/www.hannainstruments.co.uk\/media\/catalog\/product\/BNC_roundel_152.jpg\" title=\"\"\u003e\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv class=\"section-text col-xs-7 col-sm-9\"\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003eBNC Connection – BNC is one of the most commonly used connector types in pH meters and electrodes. Compatible with any meter or electrode that uses BNC connectors.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\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":40354426945687,"sku":"HI-4104","price":1060.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-4104_calcium_combination_ise_electrode_25e7db19-c56b-4a74-a1ea-e570046baaa7.jpg?v=1624279966"},{"product_id":"hi-84500-02-sulphur-dioxide-mini-titrator-for-wine-analysis","title":"HI-84500-02 Sulphur Dioxide Mini Titrator for Wine Analysis","description":"The HI-84500-02 is a simple, fast and affordable mini automatic titrator designed for testing free or total sulphur dioxide (SO2) levels in wine.  It replaces the HI-84100 and features increased accuracy by improving the titrant delivery system and measuring ranges.  \u003cbr\u003eThe HI-84500-02 incorporates a precision dosing pump which allows for a highly accurate determination of the amount of titrant used. Pump calibrations, performed with the provided Hanna standards, help assure the accuracy of the measurement.  The HI-84500-02 also includes a new low range measurement.\u003cbr\u003e\u003cbr\u003eThis mini titrator includes a pre-programmed analysis method designed for free and total sulphur dioxide measurements for wine analysis. It uses a powerful algorithm which analyses the shape of the electrode response in order to determine when the titration reaction has reached completion. \u003cbr\u003e\u003cbr\u003eThe HI 84500 can also be used as an mV meter for direct ORP measurements.","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354428878999,"sku":"HI-84500-02","price":2245.61,"currency_code":"GBP","in_stock":true}]},{"product_id":"hanna-instruments-3822-sulphite-test-kit","title":"Hanna Instruments-3822 Sulphite test kit","description":"\u003cp\u003eTitration is used to find the concentration of an identified chemical in a solution (e.g., water).\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eIn our standard Titration kits, there will be a Titrant solution that is added to the liquid (e.g., water) to be tested to make it change colour. The Reagent is then added under monitored conditions.\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eSulphite Test Kit\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eSulphite is rarely found in natural waters because it oxidizes quickly to sulphate. However, sulphite is commonly used in industry, in particular, in the food sector for its preservative properties. Range (0 to 200mg\/L).\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-3822 sulphite test kit makes monitoring easy, quick and safe. The compact size gives the user the versatility to use the kit practically anywhere. The design of the kit makes it practically impossible to spill the reagents, thereby reducing the possibility of injury or damage to property.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe method used is an iodometric method. Iodide ions react with iodate ions in the presence of sulphuric acid to form iodine.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe sulphite present in the water sample then reduces the iodine back to iodide.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAn excess of iodate ions will generate additional iodine, which will form a blue complex with starch. This colour change determines the end point of this titration.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003ch3\u003eOrder information\u003c\/h3\u003e\u003cbr\u003e\u003cp\u003eThe Hanna Instruments-3822 test kit is supplied with the following:\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003e30 mL sulphamic acid solution\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003e30 mL EDTA reagent\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003e15 mL sulphuric acid solution\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003e10 mL starch indicator\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003e120 mL titrant solution\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003e20 mL calibrated vessel and 50 mL calibrated vessel\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCalibrated syringe with tip\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40354451914903,"sku":"HI-3822","price":107.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/products\/hi-3822_sulphite_test_kit_4b1111f7-2471-4ad9-a983-2c590caebd1e.jpg?v=1624280420"}],"url":"https:\/\/testallwater.co.uk\/collections\/ph-acidity-and-beverage-chemistry.oembed","provider":"Test All Water","version":"1.0","type":"link"}