{"id":2012167045,"title":"HANNA HI 38033 CTK Total Hardness Test Kit","handle":"hi38033","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv id=\"Product-Body\"\u003e\n\u003cp\u003e\u003cspan id=\"v7581_3\" class=\"v7581\"\u003eWater hardness\u003c\/span\u003e has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was later found to be primarily \u003cspan id=\"v7581_1\" class=\"v7581\"\u003ecalcium and magnesium\u003c\/span\u003e. In the present. therefore. water hardness is actually a quantitative measure of these ions in the water sample. It is also now known that certain other ion species. such as iron. zinc and manganese. contribute to the overall water hardness. The measure and subsequent control of water hardness is essential to prevent scaling and clogging in water pipes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Information:\u003c\/strong\u003e\u003cbr\u003eHI 38033 test kit comes with 30 mL buffer solution. 10 mL calmagite indicator. 75 mL EDTA solution (2). 20 mL plastic beaker with cap and 1 mL plastic pipette.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv id=\"TabbedPanels1\" class=\"TabbedPanels\"\u003e\u003cdiv class=\"TabbedPanelsContentGroup\"\u003e\u003cdiv class=\"TabbedPanelsContent TabbedPanelsContentVisible\"\u003e\u003ctable class=\"spec_table mceItemTable\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eTitration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e0-30 gpg\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\u003e1 gpg\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\u003eEDTA\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\u003e457 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e","published_at":"2026-06-25T15:26:22+12:00","created_at":"2015-09-04T15:15:57+12:00","vendor":"Hanna Instruments","type":"Electrochemical","tags":["Manufacturer_Hanna Instruments","Type_Chemical Test Kits"],"price":3420,"price_min":3420,"price_max":3420,"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":5764234181,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HI38033","requires_shipping":false,"taxable":true,"featured_image":null,"available":true,"name":"HANNA HI 38033 CTK Total Hardness Test Kit","public_title":null,"options":["Default Title"],"price":3420,"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_51dffc7a4ffdb_2015.jpeg?v=1465536646","\/\/acornsci.co.nz\/cdn\/shop\/products\/hi38033_200_2015.jpeg?v=1465536647"],"featured_image":"\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51dffc7a4ffdb_2015.jpeg?v=1465536646","options":["Title"],"media":[{"alt":"HI 38033 CTK Total Hardness Test Kit - Acorn Scientific","id":25183617123,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51dffc7a4ffdb_2015.jpeg?v=1465536646"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/31gluhj8kul__sl500_aa300_51dffc7a4ffdb_2015.jpeg?v=1465536646","width":800},{"alt":"HI 38033 CTK Total Hardness Test Kit - Acorn Scientific","id":25183649891,"position":2,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/hi38033_200_2015.jpeg?v=1465536647"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/hi38033_200_2015.jpeg?v=1465536647","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv id=\"Product-Body\"\u003e\n\u003cp\u003e\u003cspan id=\"v7581_3\" class=\"v7581\"\u003eWater hardness\u003c\/span\u003e has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was later found to be primarily \u003cspan id=\"v7581_1\" class=\"v7581\"\u003ecalcium and magnesium\u003c\/span\u003e. In the present. therefore. water hardness is actually a quantitative measure of these ions in the water sample. It is also now known that certain other ion species. such as iron. zinc and manganese. contribute to the overall water hardness. The measure and subsequent control of water hardness is essential to prevent scaling and clogging in water pipes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Information:\u003c\/strong\u003e\u003cbr\u003eHI 38033 test kit comes with 30 mL buffer solution. 10 mL calmagite indicator. 75 mL EDTA solution (2). 20 mL plastic beaker with cap and 1 mL plastic pipette.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv id=\"TabbedPanels1\" class=\"TabbedPanels\"\u003e\u003cdiv class=\"TabbedPanelsContentGroup\"\u003e\u003cdiv class=\"TabbedPanelsContent TabbedPanelsContentVisible\"\u003e\u003ctable class=\"spec_table mceItemTable\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eTitration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e0-30 gpg\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\u003e1 gpg\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\u003eEDTA\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\u003e457 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e"}