TH TEST LIQUID
The hardness corresponds to all of the alkaline earth ions are calcium ions and magnesium mainly.This kit consists of a reagent bottle and its graduated test tube.Instructions :Pour the water sample in the test tube to the mark.
Add some drops of reagent and shake.If the color is blue, TH = 0: the water is not hard.If the color is purple, water has a certain hardness dropwise reagent TH.Count the number of drops added until a blue coloration.
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