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Gardeners can give litmus paper the boot with the pocket-sized Checker pH Tester from Hanna Instruments! This affordable but reliable device features simple two-point calibration and measures pH from 0.00 - 14.00, with a resolution of 0.01 and ±0.2 accuracy range. Unit includes replaceable electrode, batteries and instructions. Tester and electrode protected by six-month manufacturer's warranty.
You can find this item under pH / EC / TDS.
Subject to availability. Prices may vary.