Water Testing kits for Total Alkalinity, pH, Hardness, Cyanuric acid, Total Chlorine, Free Chlorine, Nitrate, Nitrate, Iron, Chromium/, Lead, Copper, Mercury, Fluoride,Carbonate Root. These 16 testing parameters are main factors that influences your water quality safety, like filtered water, well water, tap water, drinking water or any other water sources. specializes in water testing & measuring area for years and adopts the most advanced technology on our products to assure the profession and accuracy of water quality monitoring. To avoid polluting your water, we equipped a dropper and a tube to help you collect to-be-test water rather than put the strip into the water directly. Besides, if the to-be-test water is not deep enough to hold the strip, with the assistance of the long enough matching tube, it would be easy to test 16 parameters at the same time. drinking water test strips supports 16 parameters and 50 count of strips, which equals 800 water tests with one piece of