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HM Digital COM-80 EC/TDS HydroTester Series Pocket Meter
Regular price $22.99 USDRegular priceUnit price per$39.99 USDSale price $22.99 USDSale -
HM Digital PH-80: pH HydroTester Series Pocket Meter (891144000175)
Regular price $31.99 USDRegular priceUnit price per$49.95 USDSale price $31.99 USDSale