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US 4,053,382 AGranted
Liquid junction of reference electrode
AssigneeHoriba, Ltd.
InventorsHiroshi Maruyama, Masashi Watanabe
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Abstract
An improved liquid junction for a reference electrode is provided. It is characterized by forming a hydrophilic layer by treatment of only the surface of a liquid junction of a polymer of tetrafluoroethylene.
Claims5
In a reference electrode comprising an internal electrode, an internal liquid and a liquid junction structure for separating said internal liquid from a liquid sample to be measured, the improvement wherein said junction structure comprises polytetrafluoroethylene having a hydrophillic layer on the liquid junction surfaces thereof.
Dependencies are inferred from the claim text.