Colorimetric ethanol analysis method and test device
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United States of America Patent
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Feb 13, 1990
Issued Date -
N/A
app pub date -
Feb 18, 1988
filing date -
Jul 12, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A disposable test strip device for detecting and measuring ethanol in aqueous solutions is disclosed. The test strip includes an inert support pad that contains a stabilized dry form of the enzyme alcohol oxidase, a material having peroxidative activity and an oxygen acceptor that reacts with hydrogen peroxide to give a compound of changed color. The use of this strip to determine ethanol levels colorimetrically is also disclosed. The stabilizer can comprise a solid aliphatic polyhydroxy compound of from 5-8 carbons and 5-7 hydroxyl groups.
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