title: [Studies on the alkaloids of papaveraceous plants. XXI. Alkaloids of Corydalis speciosa Maxim. (1). The isolation of the tertiary bases by the multi-buffered D.C.C.C. (author's transl)].
mesh_terms: D000470:Alkaloids / Q000032:analysis*; D002021:Buffers; D002845:Chromatography / Q000379:methods*; D010207:Papaver / Q000032:analysis*; D010946:Plants, Medicinal
chemical_list: D000470:Alkaloids; D002021:Buffers