{"product_id":"hanna-instruments-hi-7004-023-groline-ph-4-01-calibration-buffer-230-ml","title":"Hanna Instruments HI-7004-023 GroLine pH 4.01 Calibration Buffer, 230 mL","description":"\u003cp\u003eHI-7004-023 is a 230 mL bottle of high quality pH 4.01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis.\u003c\/p\u003e \u003cp\u003eHanna calibration buffers have the lot number and expiry date clearly marked on the label. All bottles are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna's line of technical calibration buffers have been specially formulated to have an expiry of 2 years from the date of manufacture for an unopened bottle.\u003c\/p\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSpecially formulated to have an expiry date of 2 years from manufacture for an unopened bottle\u003c\/li\u003e \u003cli\u003eAccuracy of ±0.02 pH @ 25°C\u003c\/li\u003e \u003cli\u003eSupplied with a Certificate of Analysis\u003c\/li\u003e \u003cli\u003eTemperature chart of the actual pH value at various temperatures printed on each bottle\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eHanna recommends using HI-7061-023 Groline General Purpose Cleaning Solution alongside this product.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.02 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Value @25°C\u003c\/td\u003e\n\u003ctd\u003e4.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003ebottles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e230 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertificate of Analysis\u003c\/td\u003e\n\u003ctd\u003eyes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":57640070611317,"sku":"HI-7004-023","price":19.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/5511\/6439\/files\/hi-7004-023-groline-ph-4-01-calibration-buffer-230-ml_b6e7ef2e-5930-4401-9b93-5f68eaf77248.jpg?v=1791580443","url":"https:\/\/testallwater.co.uk\/products\/hanna-instruments-hi-7004-023-groline-ph-4-01-calibration-buffer-230-ml","provider":"Test All Water","version":"1.0","type":"link"}