Gas-liquid chromatographic-mass spectrometric determination of lidocaine in an illicit sample of cocaine.
D003042:Cocaine / Q000032:analysis*; D008401:Gas Chromatography-Mass Spectrometry; D013287:Illicit Drugs / Q000032:analysis*; D008012:Lidocaine / Q000032:analysis*; D004364:Pharmaceutical Preparations / Q000032:analysis*
D013287:Illicit Drugs; D004364:Pharmaceutical Preparations; D008012:Lidocaine; D003042:Cocaine