2,2',5,5'-Tetrachlorobenzidine.
D000284:Administration, Oral; D000818:Animals; D001560:Benzidines / Q000008:administration & dosage / Q000633:toxicity*; D002273:Carcinogens / Q000633:toxicity*; D005260:Female; D006801:Humans; D008297:Male; D051379:Mice; D008815:Mice, Inbred Strains; D008862:Microsomes, Liver / Q000378:metabolism; D009152:Mutagenicity Tests; D009374:Neoplasms, Experimental / Q000139:chemically induced*; D051381:Rats; D011919:Rats, Inbred Strains; D012486:Salmonella typhimurium / Q000187:drug effects
D001560:Benzidines; D002273:Carcinogens; C034088:2,2',5,5'-tetrachlorobenzidine