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Hanna Replacement Probe for GroChek HI9813-6 growing-media The double Ag/AgCl reference provides

4.3
USD144.99 USD175.99

Pay in 4 interest-free payments of $36.25 Learn more

SKU: 87123283522

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Ships within 48 hours · Estimated delivery Oct 26 - Oct 31

Description

Hanna Replacement Probe for GroChek HI9813 6 growing media The double Ag AgCl reference provides The double Ag AgCl reference provides less noise (unwanted voltages) than gold or silver electrodes 5ID9) w 6' rail plus mounting hardware

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