title: [Study on the selection of crude drugs of rhubarb dispensing granule].
abstract: OBJECTIVE
  To research and choose the best crude drugs of Rhubarb dispensing granule.
  
  
  METHODS
  According to standard method from the eighth edition of China pharmacopoeia, determined and compared the contents of TLC, water, total ash, acid insoluble ash, extractives, total anthraquinones, rhein, emodin and chrysophanol of Rhubarb in diffrent producing areas and species.
  
  
  RESULTS
  The Contents of Rheum palmatum from Rhubarb GAP base in Ganzhi state were higher than others and the drug yield was large.
  
  
  CONCLUSIONS
  This species are chosen to be the crude drugs for Rhubarb dispensing granule. The preliminary study provides the scientific grounds for next study about establishment of quality criteria.
authors.affiliation: School of Pharamcy, Chengdu University of Traditional Chinese Medicine, Chengdu 610075, China.
authors.forename: Min
authors.initials: M
authors.lastname: Li
authors.forename: Yu
authors.initials: Y
authors.lastname: Liu
authors.forename: Li-Xia
authors.initials: LX
authors.lastname: Li
authors.forename: Pei
authors.initials: P
authors.lastname: Sun
mesh_terms: D000880:Anthraquinones / Q000032:analysis*; D002851:Chromatography, High Pressure Liquid; D004365:Drugs, Chinese Herbal / Q000737:chemistry* / Q000592:standards; D004642:Emodin / Q000032:analysis; D018517:Plant Roots / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry* / Q000145:classification; D011786:Quality Control; D012250:Rheum / Q000737:chemistry* / Q000145:classification; D013678:Technology, Pharmaceutical / Q000379:methods*
chemical_list: D000880:Anthraquinones; D004365:Drugs, Chinese Herbal; D004642:Emodin; C020491:rhein