U.S. flag

An official website of the United States government

Dot gov

The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

TR-390: 3,3'-Dimethylbenzidine dihydrochloride (612-82-8)


Study Results


Chronic Bioassay Level of Evidence

An overview of chronic evidence from Rats studies.
Rats
View
  • Clear Evidence, Female, Rats
  • Clear Evidence, Male, Rats

Genetic Toxicology

An overview of Genetic Toxicology Mammalian Cell Cytogenetics study conclusions related to TR-390: 3,3'-Dimethylbenzidine dihydrochloride (612-82-8).
Mammalian Cell Cytogenetics
CA SCE
An overview of Genetic Toxicology Drosophila Germ Cell Mutagenicity study conclusions related to TR-390: 3,3'-Dimethylbenzidine dihydrochloride (612-82-8).
Drosophila Germ Cell Mutagenicity
SLRL RT
An overview of Genetic Toxicology Bacterial Mutagenicity study conclusions related to TR-390: 3,3'-Dimethylbenzidine dihydrochloride (612-82-8).
Bacterial Mutagenicity
View
  • Positive

Citation Information


NTP. TR-390: 3,3'-Dimethylbenzidine dihydrochloride (612-82-8). Chemical Effects in Biological Systems (CEBS). Research Triangle Park, NC (USA): National Toxicology Program (NTP).

Publications


TR-390 Toxicology and Carcinogenesis Studies of 3,3'-Dimethylbenzidine Dihydrochloride (CASRN 612-82-8) in F344/N Rats (Drinking Water Studies)

Study Data