Direct black 38, direct blue 6, direct brown 95, benzidine derived dyes.
D000818:Animals; D001560:Benzidines; D002273:Carcinogens; D004396:Coloring Agents; D006801:Humans; D051379:Mice; D009316:National Institutes of Health (U.S.); D009784:Occupational Diseases / Q000517:prevention & control; D051381:Rats; D014481:United States
D001560:Benzidines; D002273:Carcinogens; D004396:Coloring Agents