WHMIS (Cobaltous nitrate hexahydrate)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Respiratory sensitization - Category 11

• Skin sensitization - Category 12 3 4

• Carcinogenicity - Category 25

• Physical hazards not otherwise classified (flame over circle) - Category 16

• Acute toxicity - oral - Not reviewed

• Acute toxicity - dermal - Not reviewed

• Acute toxicity - inhalation - Not reviewed

• Specific target organ toxicity - single exposure - Not reviewed

Danger

May cause allergy or asthma symptoms or breathing difficulties if inhaled (H334)
May cause allergic skin reaction (H317)
Suspected of causing cancer (H351)
May cause or intensify fire; oxidizer
Acute toxicity - oral : Not available
Acute toxicity - dermal : Not available
Acute toxicity - inhalation : Not available
Specific target organ toxicity - single exposure : Not available

Ingredient disclosure

Comments: This classification comes from an automated conversion of the classification established under the Controlled Products Regulations. The complete classification under the Hazardous Products Regulations will be determined at a later date.

References

• ▲1.  Rietschel, R.L. et Fowler, Jr., J.F., Fisher's contact dermatitis. 5ème. Philadelphia : Lippincott Williams & Wilkins. (2001).
• ▲2.  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
• ▲3.  Palmen, N., Criteria document for Swedish occupational standards. Cobalt and cobalt compounds. Arbete Och Hälsa, Vol. 12. (2005).   https://gupea.ub.gu.se:443/dspace/handle/2077/3194?locale=en
  https://gupea.ub.gu.se/dspace/bitstream/2077/4347/1/ah2005_12.pdf
• ▲4.  Evans, P., Fairhurst, S. et Campion, K., Cobalt and cobalt compounds. Toxicity review 29. London : HSE books. (1993). [MO-004577]
• ▲5.  IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, Cobalt in Hard-metals and Cobalt Sulfate, Gallium Arsenide, Indium Phosphide and Vanadium Pentoxide. IARC monographs on the evaluation of carinogenic risks to humans, Vol. 86. Lyon : International Agency for Research on Cancer. (2006).   http://monographs.iarc.fr/
  http://monographs.iarc.fr/ENG/Monographs/vol86/mono86.pdf
• ▲6.  National Fire Protection Association, Fire protection guide to hazardous materials. 13th ed. Quincy, Mass. : NFPA. (2002). [RR-334001]

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