This storage solution is for protecting regular pH and ORP electrodes/testers/sensors. pH/ORP electrodes that are stored dry will lose their sensitivity and accuracy temporarily. They can be restored by soaking in the KCL solution. Keeping pH/ORP electrodes soaked is a recommended practice. The storage solution works well for Apera Instruments regular pH and ORP electrodes as well as for other brands'.
Expiration date specified on the bottle.
Content: 3M KCL solution
Content: 3M KCL Solution
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