WHMIS (Chlorine dioxide)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Oxidizing gases - Category 11 2 3 4

• Acute toxicity - inhalation - Category 13 4 5 6

• Skin corrosion/irritation - Category 15

• Serious eye damage/eye irritation - Category 15

• Physical hazards not otherwise classified (exploding bomb) - Category 11 2 3 4 7

• Health hazards not otherwise classified (corrosion) - Category 15

Danger

May cause or intensify fire; oxidizer (H270)
Fatal if inhaled (H330); On contact with water releases gases which are toxic if inhaled
Causes severe skin burns and eye damage (H314)
May cause an explosion through a vigorous reaction of decomposition
Causes severe damage to the respiratory tract

Ingredient disclosure

Prescribed classification as set out in Schedule 4 of the HPR

References

• ▲1.  Vincoli, J.W., Risk management for hazardous chemicals : A-F. Vol. 1. Boca Raton : Lewis Publishers. (1997). [RM-515112]
• ▲2.  Dutch Institute for the Working Environment et Dutch Chemical Industry Association, Chemical safety sheets : working safely with hazardous chemicals. Netherlands : Kluwer Academic Publishers. (1991). [RR-015010]
• ▲3.  France. Institut national de recherche et de sécurité, Fiche toxicologique no 258 : Dioxyde de chlore. Cahiers de notes documentaires. Paris : INRS. (2011). [RE-005509]   http://www.inrs.fr/publications/bdd/fichetox.html
  http://www.inrs.fr/publications/bdd/fichetox/fiche.html?refINRS=FICHETOX_258
• ▲4.  Pohanish, R.P. et Greene, S.A., Wiley guide to chemical incompatibilities. 3ème éd. New Jersey : John Wiley & Sons Inc. (2009). [RR-015033]   www.wiley.com
• ▲5.  Centre canadien d'hygiène et de sécurité au travail, CHEMINFO, Hamilton, Ont. : Canadian Centre for Occupational Health and Safety   http://ccinfoweb.ccohs.ca/cheminfo/search.html
• ▲6.  International Program on Chemical Safety, Chlorine Dioxide (gas) . Concise International Chemical Assessment. Genève : World Health Organization. (2002). CICAD 37.   http://www.inchem.org/documents/cicads/cicads/cicad37.htm#8.
• ▲7.  Urben, P. G. et Pitt, M.J., Bretherick's handbook of reactive chemical hazards. Vol. 1, 7th ed. Oxford; Toronto : Elsevier. (2007). [RS-415001]

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