Methods, compositions and kits for determining cleanness of a surface
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United States of America Patent
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Feb 16, 2021
Grant Date -
Apr 19, 2018
app pub date -
Oct 18, 2016
filing date -
Mar 1, 2016
priority date (Note) -
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Abstract
The invention relates to methods, compositions and kits for determining the cleanness of a surface. Described herein is a kit for determining the cleanness of a surface comprising an enzymatic solution comprising catalase; and a developer solution comprising hydrogen peroxide. Described also is a method for determining the cleanness of a surface comprising: applying on a zone of a surface to be cleaned an enzymatic solution comprising catalase and letting it dry; after cleaning said surface, applying on said zone a developer solution comprising hydrogen peroxide; and detecting a catalytic reaction between remaining catalase and hydrogen peroxide, wherein presence of a catalytic reaction is indicative of a surface not properly cleaned. Also provided are specific enzymatic solutions and developer solutions for the kits and methods.
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