Collection: Calibration Solutions
Keep your pH and EC meters accurate with top-quality calibration solutions. Essential for precise readings and reliable performance in every grow setup.
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Hanna GroLine Quick Cal One-Point Calibration Solution
Regular price $24.99 CADRegular priceUnit price / per -
Bluelab pH Probe KCI Storage Solution
Regular price $33.99 CADRegular priceUnit price / per -
Bluelab 2.77 EC Conductivity Solution
Regular price $25.99 CADRegular priceUnit price / per -
Bluelab 7.0 pH Calibration Solution
Regular price $28.99 CADRegular priceUnit price / per -
Bluelab 4.0 pH Calibration Solution
Regular price $28.99 CADRegular priceUnit price / per