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ORP storage solution for HM Digital’s ORP-200 as well as other brands of ORP meters.


Always make sure your sensor is kept in an electrode storage solution. If dry, refill the ORP meter cap with the ORP-STOR storage solution. The sponge should be moist (not soaking wet).

ORP Electrode Storage Solution

    • Total volume: 60 cc
    • Contents: Specially formulated KCl solution for ORP electrodes (sensors)
    • Bottle: Combination twist off and eyedropper style cap
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