title: Liquid chromatographic determination of the enantiomeric composition of methamphetamine prepared from ephedrine and pseudoephedrine.
mesh_terms: D002853:Chromatography, Liquid; D004809:Ephedrine / Q000032:analysis*; D008694:Methamphetamine / Q000032:analysis*; D013056:Spectrophotometry, Ultraviolet; D013237:Stereoisomerism
chemical_list: D008694:Methamphetamine; D004809:Ephedrine