Gutzeit test

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Gut·zeit test

an obsolete test for arsenic; a piece of zinc and a little sulfuric acid are added to the suspected liquid which is then boiled; a bit of filter paper with a silver nitrate solution is held in the vapor and will turn yellow if arsenic is present.
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Max A.G., German chemist, 1847-1915.
Gutzeit test - a test for arsenic.
Medical Eponyms © Farlex 2012