title: Use of DB-1 capillary columns in the GC/FID analysis of benzoylecgonine.
abstract: The comparison of DB-1 capillary columns to packed columns in the gas chromatography analysis of urinary benzoylecgonine, using flame ionization detection, is described.
mesh_terms: D003042:Cocaine / Q000031:analogs & derivatives* / Q000652:urine; D005410:Flame Ionization / Q000295:instrumentation; D006801:Humans
chemical_list: C005618:benzoylecgonine; D003042:Cocaine