{"product_id":"water-hardness-testing-kit","title":"Water Hardness Testing Kit | Fast \u0026 Accurate German Degrees (°dH) \u0026 PPM Water Test for Homes, Coffee Machines \u0026 Water Filters","description":"\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKnow Your Water. Protect Your Appliances.\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p2\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eHommix Water Hardness Testing Kit\u003c\/b\u003e\u003c\/span\u003e provides a fast and reliable way to measure the hardness of your water in \u003cspan class=\"s1\"\u003e\u003cb\u003eGerman Degrees (°dH)\u003c\/b\u003e\u003c\/span\u003e and convert the result into \u003cspan class=\"s1\"\u003e\u003cb\u003eppm (mg\/L)\u003c\/b\u003e\u003c\/span\u003e. Whether you’re installing a water softener, maintaining a reverse osmosis system, setting up a coffee machine, or simply checking your home’s water quality, this kit delivers accurate results in just a few minutes.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eNo batteries or electronic meters are required—simply fill the sample cylinder, add the test solution drop by drop, and count until the colour changes from burgundy to green.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eEach drop equals \u003cspan class=\"s1\"\u003e\u003cb\u003e1°dH\u003c\/b\u003e\u003c\/span\u003e, making the results simple to understand.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e✅ Quick and accurate water hardness measurement\u003cbr\u003e✅ Measures hardness in German Degrees (°dH)\u003cbr\u003e✅ Easily converts results to ppm (mg\/L)\u003cbr\u003e✅ Simple colour-change test\u003cbr\u003e✅ Ideal for domestic and commercial use\u003cbr\u003e✅ No batteries or calibration required\u003cbr\u003e✅ Perfect for water filters, RO systems, water softeners and coffee machines\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003ePerfect For\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHomes\u003c\/li\u003e\n\u003cli\u003eCafés\u003c\/li\u003e\n\u003cli\u003eCoffee machines \u0026amp; espresso machines\u003c\/li\u003e\n\u003cli\u003eReverse Osmosis systems\u003c\/li\u003e\n\u003cli\u003eWater softeners\u003c\/li\u003e\n\u003cli\u003eBoilers\u003c\/li\u003e\n\u003cli\u003eKettles\u003c\/li\u003e\n\u003cli\u003eCommercial water treatment\u003c\/li\u003e\n\u003cli\u003eAquariums \u0026amp; specialist water applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWhat’s Included\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e5ml Syringe\u003c\/li\u003e\n\u003cli\u003eMeasuring Cylinder\u003c\/li\u003e\n\u003cli\u003eWater Hardness Test Solution\u003c\/li\u003e\n\u003cli\u003eInstructions Document\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHow To Use\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003eDraw exactly \u003cspan class=\"s1\"\u003e\u003cb\u003e5ml\u003c\/b\u003e\u003c\/span\u003e of raw water using the supplied syringe.\u003c\/li\u003e\n\u003cli\u003eEmpty the sample into the measuring cylinder.\u003c\/li\u003e\n\u003cli\u003eAdd the hardness test solution \u003cspan class=\"s1\"\u003e\u003cb\u003eone drop at a time\u003c\/b\u003e\u003c\/span\u003e, gently shaking after each drop.\u003c\/li\u003e\n\u003cli\u003eContinue until the water changes from \u003cspan class=\"s1\"\u003e\u003cb\u003edark burgundy\u003c\/b\u003e\u003c\/span\u003e to its \u003cspan class=\"s1\"\u003e\u003cb\u003efirst shade of green\u003c\/b\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003eCount the number of drops used.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003e1 Drop = 1°dH (German Degree of Hardness)\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eConvert your reading:\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003e°dH × 17.8 = ppm (mg\/L)\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p5\"\u003eExamples:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e10°dH = 178 ppm\u003c\/li\u003e\n\u003cli\u003e15°dH = 267 ppm\u003c\/li\u003e\n\u003cli\u003e20°dH = 356 ppm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eThe included instruction guide also contains a full German Degrees to PPM conversion table. \u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWhy Test Water Hardness?\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p5\"\u003eHard water can cause:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLimescale build-up\u003c\/li\u003e\n\u003cli\u003eReduced appliance efficiency\u003c\/li\u003e\n\u003cli\u003ePoor tasting drinks\u003c\/li\u003e\n\u003cli\u003eShorter filter life\u003c\/li\u003e\n\u003cli\u003eIncreased energy consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eKnowing your water hardness helps you choose the correct filtration system and maintain your appliances properly.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"8\" width=\"100%\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eValue\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eTest Method\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eDrop Count\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eSample Size\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003e5ml\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eMeasurement\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eGerman Degrees (°dH)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eConversion\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003e°dH × 17.8 = ppm (mg\/L)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eResult Type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eColour Change (\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003ePower Required\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp class=\"p1\"\u003eNone\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Hommix UK","offers":[{"title":"Default Title","offer_id":56322980970875,"sku":"HMX-TESTKIT","price":13.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0025\/7549\/9362\/files\/WaterHardnessTestKit-MainImage.png?v=1783092164","url":"https:\/\/www.hommix.co.uk\/products\/water-hardness-testing-kit","provider":"Hommix UK","version":"1.0","type":"link"}