EC-68, Alk-Hardness Kit (DG)

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The Alkalinity and Calcium Hardness TesTabs® test kit uses one tablet per test factor which is added to a test tube of water sample to develop a colour. Sample water is added perfo rming a back titration until an endpoint colour change occurs. The results are read directly from the test tube which measures Alkalinity and Calcium Hardness from 60 to 400 ppm. The kit includes simple to read instructions, 30 TesTabs® tablets, a water sample bottle along with a preprinted test tube with Alkalinity and Calcium Hardness levels. Test Factor Range Alkalinity 60 to 400 ppm Calcium Hardness 60 to 400 ppm Show more