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2x 3/8″ Pro Cross Connector
and plant vitality while fitting easily into a BIOCANNA soil-based feeding program
Fine-tune how tightly CO₂ levels are controlled within your target range
Designed for seamless integration with TrolMaster AMP-2 or AMP-3 sensor boards
Hanna Instruments HI73127 Spare pH Electrode for Testers save2 2x 3/8″ Pro Cross ConnectorHanna Instruments HI73127 Spare pH Electrode for Testers Replaceable Cartridge Electrode Extendable Cloth Junction Watertight Fit Compatible with pHep & Combo Testers The Hanna Instruments HI73127 is an original replacement pH electrode cartridge designed to restore fast response and accurate readings on select Hanna pocket testers. If your pH readings have become slow, unstable, or difficult to calibrate, replacing the electrode is often the quickest
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