crude chrysarobin

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botanical.com - A Modern Herbal | Araroba - Herb Profile and Information
... . of chrysarobin (easily convertible into chrysophanic acid), resin, woody fibre, and bitter extractive. Goa Powder is usually regarded as crude chrysarobin, while the purified chrysarobin, or Araroba, is a mixture extracted by hot benzene, which melts when heated, and leaves not more than 1 per cent. of ash when it finally burns. Chrysarobin ...
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