WHMIS (1,1-Dimethylhydrazine)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Flammable liquids - Category 21
• Flash point = -15 °C closed cup (non reported method) and boiling point = 64 °C

• Acute toxicity - oral - Category 32 3

• Acute toxicity - dermal - Category 42 3 4

• Acute toxicity - inhalation - Category 22 4 5

• Skin corrosion/irritation - Category 1

• Serious eye damage/eye irritation - Category 1

• Carcinogenicity - Category 2

• Specific target organ toxicity - repeated exposure - Category 14 6

• Health hazards not otherwise classified (corrosion) - Category 1

Danger

Highly flammable liquid and vapour (H225)
Toxic if swallowed (H301)
Harmful in contact with skin (H312)
Fatal if inhaled (H330)
Causes severe skin burns and eye damage (H314)
Suspected of causing cancer (H351)
Causes damage to organs through prolonged or repeated exposure (H372)
Causes severe damage to the respiratory tract

Ingredient disclosure

References

• ▲1.  National Fire Protection Association, Fire protection guide to hazardous materials. 14th ed. Quincy, Mass. : NFPA. (2010). [RR-334001]
• ▲2.  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
• ▲3.  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
• ▲4.  American Conference of Governmental Industrial Hygienists, Documentation of the threshold limit values and biological exposure indices / Documentation of TLV's and BEI's. 7th ed. Cincinnati, Ohio : ACGIH. (2001-). Publication #0100Doc. [RM-514008]   http://www.acgih.org
• ▲5.  National Institute for Occupational Safety and Health et États-Unis. Occupational Safety and Health Administration, Occupational health guidelines for chemical hazards. Vol. 1. Cincinnati : Centers for Disease Control. (1981-). DHSS-NIOSH 81-123. [RR-015002]   http://www.cdc.gov/niosh/docs/81-123/
• ▲6.  Bittner, P.M. Et Al., Toxicological profile for vinyl chloride (update)., 1997 Microfiche : PB98-101132

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