National Toxicology Program

National Toxicology Program

Testing Status of Reactive blue 19 - 2580781


CASRN: 2580-78-1

Formula: C22-H18-N2-O11-S3.2Na

Synonyms/Common Names

  • 2-Anthracenesulfonic acid (9CI)

Known Uses

Dye for dying and printing of cellulosic fibers

Chemical Properties

Toxicity Effects (HSDB)

Genetic Toxicology

  • In Vitro Cytogenetics (CA/SCE)  (372640)  Completed 
    • Sister Chromatid Exchange Positive 
    • Chromosome Aberrations Negative 
  • Salmonella  (725205)  Completed 
    •  Positive 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.