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PH storage solution for HM Digital’s PH-200 / 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). FEATURES High concentration Extends probe life Has fungicide to keep probe clean Convenient size
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🇺🇸 Ship from USA · On Agora since 2026
$6.99