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With ISTA Disposable CO2 Bottles
Safe for all pond fish species
Enhances oxygenation with a powerful water spout
CE approved IP68
NT Marine Lab Carbonate Hardness Test UV With ISTA Disposable CO2 BottlesNT Labs Marine Lab Carbonate Hardness KH 50 Tests The essential water quality test for all marine aquariums. Carbonate hardness analysis for marine water stability and health. Titration kit for precise and accurate results. Contains 50 tests What is KH? KH, or carbonate hardness, describes the pH buffering capability of water. Water with the correct KH will resist changes to the pH, ensuring a stable environment for your aquariums inhabitants. KH
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