pH/EC Testers & Calibration

19 products

    19 products
    BlueLab - Kci Solution 120ml
    Bluelab
    $24.00
    BlueLab - PH 4 Calibration Solution 250ml
    Bluelab
    $17.50
    Ph Test Strips - Booklet (80 Tests)
    Growers Hub
    $3.90
    Flairform - PH 7 Calibration Solution 250ml
    Flairform
    $9.00
    Flairform - PH 4 Calibration Solution 250ml
    Flairform
    $9.00
    Nutrifield - EC 2.7 Calibration Solution 250ml
    Nutrifield
    $10.00
    Nutrifield - EC 1.413 Calibration Solution 250ml
    Nutrifield
    $10.50
    BlueLab - PH 4 Calibration Solution 500ml
    Bluelab
    $32.50
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