API® KH Carbonate Hardness Test Kit — 90 Tests
API® KH Carbonate Hardness Test Kits test tap water in fresh or saltwater aquariums for carbonate hardness (KH). Carbonate hardness stabilizes aquarium pH, and can be used to determine proper dosage of pH buffers.
- Helps monitor water quality and prevent water problems that can harm fish
- Includes liquid dropper bottle, glass test tube with cap, color chart and instructions
- For use in fresh and salt water
- Makes 90 tests
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