Analysis of Drugs of Abuse by Gas Chromatography-Mass Spectrometry (GC-MS).

Analysis of drugs of abuse constitutes a major portion of work for many crime laboratories. The most important and most utilized technique for the screening and identification of solid-dosage drugs is gas chromatography-mass spectrometry (GC-MS). A detailed practical procedure is described for the rapid screening and identification by GC-MS of most drugs of abuse that are commonly encountered in forensic drug laboratories.