WHMIS (Sodium chlorite)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Oxidizing solids - Category 21 2

• Combustible dusts - See comments below3 4

• Acute toxicity - oral - Category 35 6 7 8

• Acute toxicity - dermal - Category 25

• Acute toxicity - inhalation - Category 26 7 9

• Serious eye damage/eye irritation - Category 15

• Specific target organ toxicity - repeated exposure - Category 25 10

• Physical hazards not otherwise classified (exploding bomb) - Category 111 12 13 14

Danger

May intensify fire; oxidizer (H272)
Toxic if swallowed (H301)
Fatal in contact with skin (H310)
Fatal if inhaled (H330)
Causes serious eye damage (H318)
May cause damage to organs through prolonged or repeated exposure (H373)
May cause an explosion through a vigorous reaction of polymerisation

Ingredient disclosure

Comments: This product could belong to the hazard class "Combustible dust", based on various factors related to the combustibility and explosiveness of its dust, including composition, shape and size of the particles.

References

• ▲1.  Canada. Ministère des transports, Règlement sur le transport des marchandises dangereuses. Ottawa : Éditions du gouvernement du Canada. (2014). [RJ-410222]   http://www.tc.gc.ca/fra/tmd/clair-menu-497.htm
  http://www.tc.gc.ca/tmd/menu.htm
• ▲2.  National Fire Protection Association, Fire protection guide to hazardous materials. 14th ed. Quincy, Mass. : NFPA. (2010). [RR-334001]
• ▲3.  IFA-Gestis, Information system on hazardous substances of the German Social Accident Insurance. Sankt Augustin, Germany : Institut für Arbeitsschutz der Deutschen Gesetzlichen Unfallversicherung (IFA).   https://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
• ▲4.  Combustion and explosion characteristics of dusts : BIA-Report 13/97. Sankt Ausgustin, Allemagne. (1997). [MO-127954]
• ▲5.  ECHA (European Chemicals Agency) , Information on chemicals (REACH)/ECHA chemicals database. Helsinki, Finland.   http://echa.europa.eu/information-on-chemicals/registered-substances
  https://chem.echa.europa.eu/
• ▲6.  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
• ▲7.  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
• ▲8.  Koukichi, U., «Knowledeges of chemical agents for house use.» Yakkyoku. Vol. 31, no. 8, p. 959-963. (1980). [AP-020102]
• ▲9.  International Research and Developmental Corporation, Initial submission : letter submitting preliminary information from an acute inhalation study in rats on sodium chlorite with attachment. Chemical Manufacturers Association (CMA). (1991). Microfiche : OTS0534543, EPA/OTS; Doc #88-920000094
• ▲10.  IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, Chlorinated drinking-water; chlorination by-products; so other halogenated compounds; cobalt and cobalt compounds. IARC monographs on the evaluation of carcinogenic risks to humans, Vol. 52. Lyon : International Agency for Research on Cancer. (1991).   https://monographs.iarc.fr/wp-content/uploads/2018/06/mono52.pdf
• ▲11.  Kroschwitz, J.I., Kirk-Othmer encyclopedia of chemical technology. 5th ed. Hoboken, N.J. : John Wiley & Sons. (2004-). [RT-423004]
• ▲12.  Bohnet, M. et al., Ullmann's Encyclopedia of Industrial Chemistry. 7th. Wiley InterScience (John Wiley & Sons). (2003-).   http://www3.interscience.wiley.com (http://www3.interscience.wiley.com/cgi-bin/mrwhome/104554801/HOME)
• ▲13.  Urben, P. G. et Pitt, M.J., Bretherick's handbook of reactive chemical hazards. Vol. 1, 7th ed. Oxford; Toronto : Elsevier. (2007). [RS-415001]
• ▲14.  Lewis Sr., R.J., Hazardous chemicals desk reference. 6 éd. Hoboken (New Jersey) : John Wiley & Sons Inc. (2008). [RM-515053]   www.wiley.com

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