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US 9,005,416 B2Granted
pH sensor
AssigneeDigital Concepts of Missouri, Inc.
InventorsMichael D. Mosley, Paul Decker
Life of this patent
Estimating the term…
Abstract
Improvements in references electrodes, halogen sensors, pH sensors, TDS sensors, combinations thereof, and related methods.
Claims19
A pH sensor comprising:
- (i) a gel-filled reference electrode;
- and
- (ii) a sensing electrode of antimony/antimony oxide or bismuth/bismuth oxide having an electroactive surface sealed within a tube comprising a cation exchange polymer that provides a barrier for the sensing electrode to both oxygen and anions from the environment exterior to the tube.
Dependencies are inferred from the claim text.