{"product_id":"hi38058","title":"HANNA HI 38058 CTK pH","description":"\u003cp\u003epH represents acidity or alkalinity of an aqueous solution and is proportional to the hydrogen-ion concentration of the solution. Under neutral conditions water is dissociated into the (OH)\u003csup\u003e\u003cspan style=\"font-size: small;\"\u003e—\u003c\/span\u003e\u003c\/sup\u003e and H\u003csup\u003e\u003cspan style=\"font-size: small;\"\u003e+\u003c\/span\u003e\u003c\/sup\u003e ions in equal ratio and hence it has a pH of 7. When bases or acids are added to a water solution they ionize. increasing the concentration of (OH)\u003csup\u003e\u003cspan style=\"font-size: small;\"\u003e—\u003c\/span\u003e\u003c\/sup\u003e  or H\u003csup\u003e\u003cspan style=\"font-size: small;\"\u003e+\u003c\/span\u003e\u003c\/sup\u003e. respectively. Thus solutions with a pH of 1-3 contain strong acids. whereas those with a pH of 4-6 contain weak acids.\u003c\/p\u003e\n\u003cp\u003eWeak bases result in solutions of pH 8-10 and strong bases in pH of 11-13.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Information:\u003c\/strong\u003e\u003cbr\u003e HI 38058 test kit comes with 30 mL pH 4.0-10.0 reagent. checker disc. glass vials with caps (2) and 3 mL plastic pipette.\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eProduct Manuals\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/www.hannainst.com\/usa\/images\/icon-pdf.gif\" alt=\"\" width=\"20\" height=\"22\" align=\"absmiddle\" border=\"0\"\u003e  Manual: \u003ca title=\"Download Product Manual\" href=\"http:\/\/www.hannainst.com\/manuals\/manHI_38058.pdf\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification :\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eChecker Disc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e4.0-10.0 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmallest Increment\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e0.5 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemical Method\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003epH indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Tests\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e215 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":4857181317,"sku":"HI38058","price":148.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/0956\/products\/31gluhj8kul__sl500_aa300_51e043a05fe39_2015.jpeg?v=1465536667","url":"https:\/\/acornsci.co.nz\/products\/hi38058","provider":"Acorn Scientific","version":"1.0","type":"link"}