Planta Med 2009; 75(7): 689-703
DOI: 10.1055/s-0029-1185705
Plant Analysis
Review
© Georg Thieme Verlag KG Stuttgart · New York

Herbal Reference Standards

Michael Schwarz1 , Bernhard Klier1 , Hartwig Sievers1
  • 1PhytoLab GmbH & Co. KG, Vestenbergsgreuth, Germany
Further Information

Publication History

received Nov. 27, 2008 revised April 9, 2009

accepted April 14, 2009

Publication Date:
18 May 2009 (online)

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Abstract

This review describes the current definitions and regulatory requirements that apply to reference standards that are used to analyse herbal products. It also describes and discusses the current use of reference substances and reference extracts in the European and United States pharmacopoeias.