For use with HM Digital’s PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with the PH-STOR storage solution. The sponge should be moist (not soaking wet).
HM Digital Waterproof ORP/Temp Meter 144.99 $ CAN
HM DIGITAL TDS 1000 PPM CALIBRATION SOLUTION - 20 PACKETS OF 20ML 32.99 $ CAN
HM pH/ORP Electrode Storage Solution
9.99 $ CAN