WHMIS (Barbital)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2016-07-27

  • Acute toxicity - oral - Category 41
  • Germ cell mutagenicity - Category 22 3 4 5

  • WHMIS 2015 pictogram : Exclamation mark

  • WHMIS 2015 pictogram : Health hazard


Harmful if swallowed (H302)
Suspected of causing genetic defects (H341)

Ingredient disclosure


  • ▲1.  National Institute for Occupational Safety and Health, RTECS (Registry of Toxic Effects of Chemical Substances). Hamilton (Ont) : Canadian Centre for Occupational Health and Safety.   http://ccinfoweb.ccohs.ca/rtecs/search.html
  • ▲2.  Ishidate, M. Jr. et Odashima, S., «Chromosome tests with 134 compounds on chinese hamster cells in vitro - a screening for chemical carcinogens..» Mutation Research. Vol. 48, p. 337-354. (1977).
  • ▲3.  Ishidate M. et al., «Cytotoxicity Test on Medical Drugs-Chromosome Aberration Tests with Chinese Hamster Cells In vitro..» Bulletin / National Institute of Hygienic Sciences. Vol. 96, p. 55-61. (1978). [AP-038012]
  • ▲4.  Miyagawa M. et al., «The in vivo-in vitro Replicative DNA Synthesis (RDS) Test with Hepatocytes Prepared from Male B6C3F1 Mice as an Early Prediction Assay for Putative Nongenotoxic (Ames-negative) Mouse Hepatocarcinogens..» Mutation Research. Vol. 345, p. 157-183. (1995). [AP-052972]
  • ▲5.  Manna G.K. et Dast R.K., «Induction of Chromosome Aberrations by a Sedative - Barbital in the Bone marrow cells of mice.» Indian Journal of Medecine Research. Vol. 61, no. 10, p. 1568-1573. (1973). [AP-027258]

The [number] refers to the Information SST database of the CNESST Documentation Center.