General Hydroponics meters and testing solutions are perfect for pH Calibration or EC/PPM Calibration. Regular calibration of your meters and testing kits allows for precise data, and fine tuning of your grow!
General Hydroponics also has pH adjusters, and these allow you to raise or lower your pH quickly and easily as needed.
General Hydroponics meters and testing solutions are perfect for pH Calibration or EC/PPM Calibration. Regular calibration of your meters and testing kits allows for precise data, and fine tuning of your grow!
General Hydroponics also has pH adjusters, and these allow you to raise or lower your pH quickly and easily as needed.
Item #: HGC722140-PCK
Item #: NU-PAGH-CK
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20.23.0