title: Trace analysis of 3,3'-dichlorobenzidine in animal chow, wastewater and human urine by three gas chromatographic procedures.
mesh_terms: D015101:3,3'-Dichlorobenzidine / Q000032:analysis* / Q000652:urine; D000821:Animal Feed / Q000032:analysis*; D001560:Benzidines / Q000032:analysis*; D002849:Chromatography, Gas / Q000379:methods; D006801:Humans; D012722:Sewage; D014865:Waste Disposal, Fluid
chemical_list: D001560:Benzidines; D012722:Sewage; D015101:3,3'-Dichlorobenzidine