title: Letter: Electrophoretic separation of amphetamine and 3,4-methylenedioxyamphetamine.
mesh_terms: D000661:Amphetamine / Q000302:isolation & purification*; D000662:Amphetamines; D002854:Chromatography, Paper / Q000379:methods; D004149:Dioxoles / Q000302:isolation & purification
chemical_list: D000662:Amphetamines; D004149:Dioxoles; D000661:Amphetamine