API KH Carbonate Hardness Test Kit monitors KH to prevent pH problems in fresh water and salt water aquariums. This API test kit is fast, easy and accurate way to read KH Carbonate Hardness levels in aquariums. This API kit contains: liquid dropper bottle with child-resistant safety cap, easy-to-read instructions, colour chart and glass test tube with snap-tight cap.

KH (Carbonate Hardness) helps stabilize pH in the aquarium. Water with low KH is susceptible to rapid pH shifts, greatly stressing fish and increasing the risk of disease. Use this kit to easily and accurately measures KH.

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