{"product_id":"ph-4-01-and-7-01-calibration-buffer-sachets-20ml-5-each-hi77400p","title":"pH 4.01 and 7.01 Calibration Buffer Sachets (20mL,  5 Each) - HI77400P","description":"\u003cp\u003eHI77400P is a set of premium quality pH 4.01 and 7.01 calibration buffers 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. Reported values are accurate to ±0.01 pH @ 25℃ and are traceable to NIST Standard Reference Materials (SRMs).\u003c\/p\u003e\n\u003ch4\u003eConvenience of individual packaging\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users that do not calibrate frequently\u003c\/li\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\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\u003ch4\u003eEach sachet marked with lot number and expiration date.\u003c\/h4\u003e\n\u003cul\u003e\u003cli\u003eHanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened sachet.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch4\u003eColor coded label for easy pH buffer value identification\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to identify different buffer values\u003c\/li\u003e\n\u003cli\u003eSolution does not contain any dyes that may stain the reference cell of a pH electrode\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e HI774-25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eName\u003c\/td\u003e\n\u003ctd\u003e Phosphate Ultra Low Range Checker\u003csup\u003e®\u003c\/sup\u003e HC Reagents (25 Tests) - HI774-25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e Packets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e 25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003e adaptation of the Standard Methods for the Examination of Water and Wastewater, 20\u003csup\u003eth\u003c\/sup\u003e edition, Ascorbic Acid method. The reaction between phosphorus and the reagent causes a blue tint in the sample.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eManuals\u003c\/h3\u003e\u003cp\u003e\u003ca target=\"_blank\" href=\"https:\/\/manuals.hannainst.com\/HI774-25\"\u003ePhosphate Ultra Low Range Checker\u003csup\u003e®\u003c\/sup\u003e HC Reagents (25 Tests) - HI774-25\u003c\/a\u003e\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":67871411700081,"sku":"HI77400P","price":2297.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/9535\/5761\/files\/5000_series_ph_buffer_group_3_6.jpg?v=1792646511","url":"https:\/\/hannainst.in\/products\/ph-4-01-and-7-01-calibration-buffer-sachets-20ml-5-each-hi77400p","provider":"hanna","version":"1.0","type":"link"}