title: Thin layer chromatographic technique for the separation and identification of 1.4-benzodiazepine drugs in biological material.
mesh_terms: D001569:Benzodiazepines / Q000302:isolation & purification*; D055598:Chemical Phenomena; D002621:Chemistry; D002855:Chromatography, Thin Layer; D008722:Methods
chemical_list: D001569:Benzodiazepines