title: [Extractive photometric determination of protopine].
mesh_terms: D000470:Alkaloids / Q000032:analysis*; D004149:Dioxoles / Q000032:analysis; D009892:Opium; D010207:Papaver; D010783:Photometry; D010946:Plants, Medicinal
chemical_list: D000470:Alkaloids; D004149:Dioxoles; D009892:Opium
vernacular_title: Ekstraktsionno-fotometricheskoe opredelenie protopina