COVID-19 is an emerging, rapidly evolving situation.

Get the latest public health information from CDC and research information from NIH.

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.


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.

Share This:

Vat blue 20 (116-71-2)


Study Results

Genetic Toxicology

An overview of Genetic Toxicology Mammalian Cell Cytogenetics study conclusions related to Vat blue 20 (116-71-2).
Mammalian Cell Cytogenetics
  • View
    • Weakly Positive
An overview of Genetic Toxicology Bacterial Mutagenicity study conclusions related to Vat blue 20 (116-71-2).
Bacterial Mutagenicity
  • Weakly Positive

Citation Information

NTP. Vat blue 20 (116-71-2). Chemical Effects in Biological Systems (CEBS). Research Triangle Park, NC (USA): National Toxicology Program (NTP).