title: TLC techniques for identification of narcotics, barbiturates, and CNS stimulants in a drug abuse urine screening program.
mesh_terms: D000661:Amphetamine / Q000652:urine; D000700:Analgesics / Q000652:urine; D001463:Barbiturates / Q000652:urine*; D001552:Benzazepines / Q000652:urine; D002855:Chromatography, Thin Layer; D003124:Colorimetry; D004338:Drug Combinations; D006213:Hallucinogens / Q000652:urine*; D006801:Humans; D006993:Hypnotics and Sedatives / Q000652:urine; D007202:Indicators and Reagents; D008722:Methods; D009294:Narcotics / Q000652:urine*; D013057:Spectrum Analysis; D019966:Substance-Related Disorders; D014149:Tranquilizing Agents / Q000652:urine; D014466:Ultraviolet Rays
chemical_list: D000700:Analgesics; D001463:Barbiturates; D001552:Benzazepines; D004338:Drug Combinations; D006213:Hallucinogens; D006993:Hypnotics and Sedatives; D007202:Indicators and Reagents; D009294:Narcotics; D014149:Tranquilizing Agents; D000661:Amphetamine