Identification of drugs by a combination of gas-liquid, paper and thin-layer chromatography.
D001463:Barbiturates / Q000097:blood*; D002188:Cannabis / Q000302:isolation & purification*; D002845:Chromatography; D002849:Chromatography, Gas; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D008722:Methods
D001463:Barbiturates