Residual benzidine in imported and domestic benzidine dyes.
D001560:Benzidines / Q000032:analysis / Q000633:toxicity*; D004396:Coloring Agents / Q000032:analysis / Q000633:toxicity*; D004781:Environmental Exposure; D006801:Humans; D009790:Occupations; D014481:United States
D001560:Benzidines; D004396:Coloring Agents