Labnox Tds meter & Liquid PH Drop tester for water testing with temperature display, tds meter for water testing, TDS meter, Ro water tester | Ph tester

By Brand : Labnox

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This TDS water testing meter is ideal for all water purification applications, drinking water, water filtration, and purification, hydroponics (test your nutrients), colloidal silver, aquariums, pools and spas, and more. pH Test Indicator Litmus Paper Litmus paper is a type of pH paper made by treating the paper with natural dyes from lichens. The litmus test is performed by placing a small drop of sample onto the colored paper. While litmus paper is most often used to test the pH of liquids, it can also be used to test gases if the paper is dampened with distilled water before exposure to the gas. pH strips are pieces of paper that change color depending on the pH the acidity or alkalinity of a liquid. pH strips are a cheap and relatively accurate way of measuring the pH of any liquid Fast Testing: Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.