{"id":1582107653,"title":"HANNA HI 38058 CTK pH","handle":"hi38058","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","published_at":"2026-06-25T16:28:40+12:00","created_at":"2015-09-01T15:08:38+12:00","vendor":"Hanna Instruments","type":"Electrochemical","tags":["Manufacturer_Hanna Instruments","Type_Chemical Test Kits"],"price":14800,"price_min":14800,"price_max":14800,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":4857181317,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HI38058","requires_shipping":false,"taxable":true,"featured_image":null,"available":true,"name":"HANNA HI 38058 CTK pH","public_title":null,"options":["Default Title"],"price":14800,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51e043a05fe39_2015.jpeg?v=1465536667"],"featured_image":"\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51e043a05fe39_2015.jpeg?v=1465536667","options":["Title"],"media":[{"alt":"HI 38058 CTK pH - Acorn Scientific","id":21279899747,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51e043a05fe39_2015.jpeg?v=1465536667"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51e043a05fe39_2015.jpeg?v=1465536667","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\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"}