Hydrophobic fluorescent polymer membrane for the detection of ammonia
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United States of America Patent
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Jan 11, 2000
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N/A
app pub date -
Aug 5, 1997
filing date -
Aug 5, 1997
priority date (Note) -
Expired
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Abstract
The present invention provides an ammonia sensor having a pH sensitive fluorophore immobilized in a hydrophobic polymer, wherein the fluorophore can react quantitatively with ammonia and the transducing moiety of the fluorophore is neutrally charged when deprotonated. The present invention also provides a method for detecting ammonia using the ammonia sensor and optical sensing devices that include the ammonia sensor.
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