00338pab a2200121 454500008004000000100001600040245009000056260000900146300001300155362001200168650001000180773002600190180718b2007 xxu||||| |||| 00| 0 eng d aRawat, B.R. aForensic chemistry in the investigation of Narcotic drugs and psychotropic substances c2007 ap.43-50. aJul-Sep aDrugs aIndian Police Journal