General Hydroponics

General Hydroponics

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  • GH PH Test Indicator Kit 1oz GH PH Test Indicator Kit 1oz
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    GH PH Test Indicator Kit 1oz

    General Hydroponics PH Control

    $9.59
    General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to...
    $9.59
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  • GH Ph Control Kit GH Ph Control Kit
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    GH Ph Control Kit

    General Hydroponics PH Control

    MSRP: $22.49
    $18.38
    General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.
    MSRP: $22.49
    $18.38
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    MSRP: $22.49
    $18.38
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