API KH Carbonate Hardness Test Kit

Tests tap water fresh or saltwater aquariums for carbonate hardness (KH). Can be used to determine the proper dose of pH buffers.

    API KH Carbonate Hardness Test Kit

    $7.99
    API KH Carbonate Hardness Test Kit | Pisces Pets

    API KH Carbonate Hardness Test Kit

    $7.99
    $7.99
    Tests tap water fresh or saltwater aquariums for carbonate hardness (KH). Can be used to determine the proper dose of pH buffers.