title: Increased safety and specificity in the thin-layer chromatographic identification of marihuana.
abstract: We are reporting what we believe to be a safe, rapid TLC system and spray for the identification of marihuana. The use of Fast Blue 2B salt greatly enhances the specificity of the TLC analysis of suspected marihuana samples.
mesh_terms: D000056:Accident Prevention; D001554:Benzene / Q000494:pharmacology; D002188:Cannabis / Q000032:analysis*; D002855:Chromatography, Thin Layer; D003116:Color; D003979:Diazonium Compounds / Q000494:pharmacology; D009821:Oils / Q000378:metabolism; D010944:Plants / Q000187:drug effects; D012449:Safety; D012997:Solvents / Q000494:pharmacology
chemical_list: D003979:Diazonium Compounds; D009821:Oils; D012997:Solvents; C016446:Fast Blue BB; D001554:Benzene