Apparatus and method for measurement of pH over a wide range of pressure
AssigneeThe Ohio State University Research Foundation
InventorsSudhir K. Sastry, Chaminda P. Samaranayake
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Abstract
A sensor for measuring the pH of a solution of the present invention includes: (a) a tubular body portion constructed from a flexible electrically-insulating material, the tubular body portion having an interior passage; (b) a first reverse osmosis membrane disposed in the interior passage; (c) a second reverse osmosis membrane disposed in the interior passage; (d) a proton conducting membrane disposed between the first reverse osmosis membrane and the second reverse osmosis membrane in the interior passage; (e) a first electrode; and (f) a second electrode.
Claims11
A sensor for measuring the pH of a solution, said sensor comprising:
- a tubular body portion constructed from a flexible electrically-insulating material, said tubular body portion having an interior passage;
- a first reverse osmosis membrane disposed in said interior passage;
- a second reverse osmosis membrane disposed in said interior passage;
- a proton conducting membrane disposed between said first reverse osmosis membrane and said second reverse osmosis membrane in said interior passage;
- a first electrode disposed at one end of said tubular body portion;
- and
- a second electrode disposed at an opposite end of said.
Dependencies are inferred from the claim text.