• Bluelab Probe Care Kit Conductivity - Progressive Growth Garden Supply

    Bluelab Probe Care Kit Conductivity

    Price inclusive of all taxes
    $14.82 USD
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  • Green Planet PH up - Progressive Growth Garden Supply

    Green Planet PH up

    Price inclusive of all taxes
    From $16.48 USD
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  • Green Planet Nutrients pH DOWN - Progressive Growth Garden Supply

    Green Planet pH Down

    Price inclusive of all taxes
    From $16.48 USD
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  • Bluelab Calibration Solution 2.77 EC - Progressive Growth Garden Supply

    Bluelab Calibration Solution 2.77 EC

    Price inclusive of all taxes
    From $13.17 USD
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  • Bluelab Probe Care Kit EC/ PH - Progressive Growth Garden Supply

    Bluelab Probe Care Kit EC/ PH

    Price inclusive of all taxes
    $31.34 USD
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  • Bluelab Leap PH Probe - Progressive Growth Garden Supply

    Bluelab Leap PH Probe

    Price inclusive of all taxes
    $140.33 USD
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  • Bluelab PH 7.0 Calibration Solution - Progressive Growth Garden Supply

    Bluelab PH 7.0 Calibration Solution

    Price inclusive of all taxes
    From $16.48 USD
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  • Bluelab PH 4.0 Calibration Solution - Progressive Growth Garden Supply

    Bluelab PH 4.0 Calibration Solution

    Price inclusive of all taxes
    From $16.51 USD
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  • Advanced Nutrients PH UP - Progressive Growth Garden Supply

    Advanced Nutrients PH UP

    Price inclusive of all taxes
    From $16.48 USD
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  • Advanced Nutrients PH DOWN - Progressive Growth Garden Supply

    Advanced Nutrients PH DOWN

    Price inclusive of all taxes
    From $20.60 USD
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  • Technaflora PH Down - Concentrate - Progressive Growth Garden Supply

    Technaflora PH Down-Concentrate

    Price inclusive of all taxes
    From $9.05 USD
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  • Technaflora PH Up concentrate - Progressive Growth Garden Supply

    Technaflora PH Up concentrate

    Price inclusive of all taxes
    From $9.87 USD
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  • pH Test Paper Strips - 1000 Tests Wide Range 1 - 14 - Progressive Growth Garden Supply

    pH Test Paper Strips - 1000 Tests Wide Range 1-14

    Price inclusive of all taxes
    $16.48 USD
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  • PRO PH UP General Hydroponics 2.5 gal/10 liter - Progressive Growth Garden Supply

    Sale

    PRO PH UP General Hydroponics 2.5 gal/10 liter

    $107.30 USD Price inclusive of all taxes
    $107.30 USD $74.27 USD
    save 31%
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    Sale
  • Calibration Buffer, pH 4.01 Hanna - Progressive Growth Garden Supply

    Calibration Buffer, pH 4.01 Hanna

    Price inclusive of all taxes
    $24.73 USD
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  • Hanna Instruments HI7031L 1413 µS/cm Conductivity Standard - Progressive Growth Garden Supply

    Hanna Instruments HI7031L 1413 µS/cm Conductivity Standard

    Price inclusive of all taxes
    $18.95 USD
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  • Hanna HI5036 - 023 Quick Calibration Solution for GroLine pH and EC Meters, 230 ml - Progressive Growth Garden Supply

    Hanna HI5036-023 Quick Calibration Solution for GroLine pH and EC Meters, 230 ml

    Price inclusive of all taxes
    $18.95 USD
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  • Calibration Solution - Nutradip - PH - TDS - EC - PPM meters - Progressive Growth Garden Supply

    Calibration Solution-Nutradip-PH-TDS-EC-PPM meters

    Price inclusive of all taxes
    $10.70 USD
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  • Citric Down - pH Adjuster 500ml - Progressive Growth Garden Supply

    Citric Down - pH Adjuster 500ml

    Price inclusive of all taxes
    $10.70 USD
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  • BLUE SKY ORGANIC PH DOWN - Progressive Growth Garden Supply

    Blue Sky Organic pH Down - Ultimate Soil Adjuster

    Price inclusive of all taxes
    From $24.73 USD
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  • Potassium Bicarbonate - Progressive Growth Garden Supply

    Potassium Bicarbonate

    Price inclusive of all taxes
    From $16.48 USD
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  • Earth Juice Natural pH Up 2lb - Progressive Growth Garden Supply

    Earth Juice Natural pH Up 2lb

    Price inclusive of all taxes
    From $24.73 USD
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  • Earth Juice Natural down 2lb - Progressive Growth Garden Supply

    Earth Juice Natural pH down 2lb

    Price inclusive of all taxes
    $24.73 USD
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  • Bumper Crop PH UP 4 ltr - Progressive Growth Garden Supply

    Bumper Crop PH UP 4 ltr

    Price inclusive of all taxes
    $20.60 USD
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