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Results for Zelsel's test

Definitions of Zelsel's test:

For colchicine: the substance is dissolved in hydrochloric acid, boiled with chloride of iron, and then shaken with chloroform: the presence of colchicine is shown by a dark red or brown precipitate.

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Yellow poppy, the plant Stylophorum diphyllum, resembling chelidonium in its action. ...