{"product_id":"water-hardness-test-strips","title":"Water Hardness Test Strips - 25 Strips","description":"\u003ch2 class=\"mb-2.5\"\u003eWater Hardness Test Strips\u003c\/h2\u003e\n\u003cp class=\"mb-2.5\"\u003eSupplied in a resealable container with instructions, this set of test strips measures water hardness from 0-500 mg\/l.\u003c\/p\u003e\n\u003cp class=\"mb-2.5\"\u003eSimple and quick to use, just immerse the swab strip in the water for 2 seconds then remove it.\u003c\/p\u003e\n\u003cp\u003eShake off excess liquid and compare against the colour chart on the packaging to determine the water hardness.\u003c\/p\u003e\n\u003chr\u003e\u003cp\u003eWater's hardness is determined by its calcium and magnesium salt content; the total of these salts determines its hardness.\u003c\/p\u003e\n\u003cp\u003eThe hardness of water is expressed in mg\/L (ppm) of CaCO3, and it is often referred to as \"soft\" or \"hard\".\u003c\/p\u003e\n\u003cp\u003eHardness is determined by the amount of calcium in water per litre.\u003c\/p\u003e\n\u003chr\u003e\u003cul style=\"list-style-type:disc;\"\u003e\n\u003cli\u003e0 mg\/L: Totally soft water\u003c\/li\u003e\n\u003cli\u003e50 mg\/L: Soft Water\u003c\/li\u003e\n\u003cli\u003e125 mg\/L: Slightly Hard Water\u003c\/li\u003e\n\u003cli\u003e250 mg\/L: Hard Water\u003c\/li\u003e\n\u003cli\u003e500 mg\/L: Very hard Water\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eHow to Increase Water Hardness?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAdding Calcium Carbonate or Calcium Sulphate (Gypsum) is the easiest method.\u003c\/p\u003e\n\u003cp\u003eHowever they do not dissolve easily in water, so constant stirring is necessary to get them dissolved.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to Decrease Water Hardness?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAdding Lactic Acid either in liquid or powder form is the safest way to reduce hardness in beer.\u003c\/p\u003e","brand":"Harris Filters","offers":[{"title":"Default Title","offer_id":52625898537303,"sku":"674","price":6.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/5495\/5607\/files\/5025.jpg?v=1769252506","url":"https:\/\/www.home-brew-hopshop.co.uk\/products\/water-hardness-test-strips","provider":"The Hop Shop","version":"1.0","type":"link"}