title: The separation and evaluation of alkaloids of cinchona by thin-layer chromatography and gas liquid chromatography.
mesh_terms: D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D002929:Cinchona / Q000032:analysis*; D010946:Plants, Medicinal; D011802:Quinidine / Q000032:analysis; D011803:Quinine / Q000032:analysis; D011812:Quinuclidines / Q000032:analysis
chemical_list: D011812:Quinuclidines; D011803:Quinine; D011802:Quinidine