HM Digital ORP Electrode Storage Solution / 60 cc (CLEARANCE 40% OFF)

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ORP Solution: 1.1mol/L KCl. Do not use with TDS/EC meter.

For use with HM Digital’s PH-200 and PH-80 (as well as other brands of pH meters).  3.3mol/L KCl. 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).