title: Identification and determination of heroin in illicit seizures by combined gas chromatography-infrared spectrophotometry.
mesh_terms: D002849:Chromatography, Gas; D004335:Drug and Narcotic Control; D003932:Heroin / Q000032:analysis*; D013055:Spectrophotometry, Infrared; D014481:United States
chemical_list: D003932:Heroin