Quick Answer: The PH Electrode Storage Cap with Compression Fitting is a plastic storage cap with a threaded collar that keeps the tip of a 12 mm stem pH electrode hydrated in storage or transport.
Last updated: October 2026
Key Features
Suitable only for pH electrodes with a 12 mm stem diameter
Plastic storage cap with threaded collar
Holds 1 cm of storage solution around the probe tip
Protects and hydrates the pH tip bulb during storage or transportation
Cap and collar are kept for further probe storage
About This Product
After use, the electrode is rinsed with the recommended cleaner and blotted with soft tissue paper. Then 1 cm of storage solution is poured into the cap, the probe tip is placed in it and the threaded collar is tightened. This appropriate hydration maintenance helps prolong the life of the electrode.
Frequently Asked Questions
Q1. Which electrodes does the cap fit? It is only suitable for pH electrodes with a 12 mm stem diameter.
Q2. How is the probe removed after storage? Unscrew the top collar to vent the cap before removing the probe, then rinse off any storage solution or salts on the glass body.
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