Abstract: Identification of Mixture Basic Drugs and Their Metabolites in the Postmortem Tissues by Capillary Column GC/MSLi Yulan; Li Shuanqing; He Yi; Gao Lisheng(Institute of Forensic Science, Beijing 100038, China)Received 1994-7-20Abstract:Analytical method has been described for mixture basic drugs, phenothiazines,benzodiazepines etc. in the postmortem tissues by using GC/MS. Metabolism and cleaningmethod have also been discussed.Keywords: basic drugs, major metabolites, postmortem, capillary column GC/MS