title: [Comparative analysis of ursolic acid in Crataegus pinnatifida Bge. var. major N.E. Br. before and after processing].
abstract: The present paper reports the contents of ursolic acid in Crataegus pinnatifida var. major before and after processing determined by CS-920 TLC scanner: 0.274% and 0.265%, coefficients of variation 1.180% and 1.150% respectively. This method is simple, fast, reproducible and highly sensitive.
authors.forename: Y Y
authors.initials: YY
authors.lastname: Jia
authors.forename: X S
authors.initials: XS
authors.lastname: Yan
authors.forename: K
authors.initials: K
authors.lastname: Nie
mesh_terms: D000890:Anti-Infective Agents / Q000032:analysis*; D002855:Chromatography, Thin Layer; D004365:Drugs, Chinese Herbal / Q000032:analysis*; D006358:Hot Temperature; D014315:Triterpenes; D000097245:Ursolic Acid
chemical_list: D000890:Anti-Infective Agents; D004365:Drugs, Chinese Herbal; D014315:Triterpenes; D000097245:Ursolic Acid