Determination of Hydrastine and Berberine in Goldenseal Raw Materials, Extracts, and Dietary Supplements by High-Performance Liquid Chromatography with UV: Collaborative Study

Author： Brown Paula N   Roman Mark C  

Publisher： AOAC International

ISSN： 1944-7922

Source： Journal of AOAC International, Vol.91, Iss.4, 2008-04, pp. : 694-701

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