pH CONTROL

  • General Hydroponics pH Down
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  • General Hydroponics pH Up
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    $6.99
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  • Advanced Nutrients pH Down
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    $13.00
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  • Advanced Nutrients pH Up
    From $13.00
    $81.54
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    $13.00
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  • Active Air 3-Way Meter - Test Moisture, Light, pH Levels
    $9.99
    $13.74
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  • CYCO pH Up
    $9.99
    $12.99
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  • Down To Earth Oyster Shell
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    $11.99
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  • Hydroponic Research PHLO | pH Down+
    $13.99
    $22.00
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    $22.00
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  • Bluelab pH Pen
    $104.99
    $119.00
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    $104.99
    $119.00
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  • Luster Leaf Rapitest Digital Soil pH Meter
    $18.99
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  • Bluelab pH 4.0 Calibration Solutions
    $10.99
    $13.00
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    $13.00
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  • GroStar GS2 Soil pH Pen
    $209.99
    $256.99
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    $209.99
    $256.99
    $209.99
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