title: OPIUM ALKALOIDS--SEPARATION AND IDENTIFICATION BY GAS, THIN-LAYER, AND PAPER CHROMATOGRAPHY.
mesh_terms: D000470:Alkaloids; D002626:Chemistry, Pharmaceutical; D002845:Chromatography; D002854:Chromatography, Paper; D009892:Opium; D010604:Pharmacy; D012106:Research
chemical_list: D000470:Alkaloids; D009892:Opium
keywords: ALKALOIDS; CHEMISTRY, PHARMACEUTICAL; CHROMATOGRAPHY; EXPERIMENTAL LAB STUDY; OPIUM