High purity water pH sensor with shielded flowing liquid junction
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United States of America Patent
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Nov 23, 2010
Issued Date -
N/A
app pub date -
Sep 27, 2007
filing date -
Oct 2, 2006
priority date (Note) -
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Abstract
A pH sensor is provided. The pH sensor includes a body, a glass electrode, a reference electrode and a solution ground. The glass electrode is disposed on the body to contact a liquid sample. The reference electrode has a reference fill solution disposed within the body. The solution ground electrode is operably coupled to the body and has a portion of the solution ground electrode that is disposed within a harbor such that a portion of the solution ground electrode is configured to contact the liquid sample. The body has a passageway that extends from the reference fill solution to an aperture proximate the liquid sample.
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