title: [Determination of total alkaloids in luotuopeng tablets by first order derivative spectrophotometry].
abstract: In this paper, total alkaloids in luotuopeng Tablets are determined by 1st order derivative spectrophotometry, in which process no separation is necessary for the elimination of background interference. This method is simple, accurate and reliable. The average recovery is 100.5% with RSD 0.89%.
authors.affiliation: Department of Pharmacy, Second Affiliated Hospital of Xinjiang Medical College, Urumqi.
authors.forename: M
authors.initials: M
authors.lastname: Chen
mesh_terms: D000470:Alkaloids / Q000032:analysis*; D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D013056:Spectrophotometry, Ultraviolet / Q000379:methods; D013607:Tablets
chemical_list: D000470:Alkaloids; D004365:Drugs, Chinese Herbal; D013607:Tablets