WHMIS (Propylene oxide)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Flammable liquids - Category 11 2
• Flash point = -37 °C closed cup (non reported method) and boiling point = 34 °C

• Acute toxicity - oral - Category 43 4 5 6

• Acute toxicity - dermal - Category 45

• Acute toxicity - inhalation - Category 33 4 5

• Serious eye damage/eye irritation - Category 25

• Carcinogenicity - Category 23 7 8

• Specific target organ toxicity - single exposure (respiratory tract irritation) - Category 3 - Respiratory tract irritation3 9

Danger

Extremely flammable liquid and vapour (H224)
Harmful if swallowed (H302)
Harmful in contact with skin (H312)
Toxic if inhaled (H331)
Causes serious eye irritation (H319)
Suspected of causing cancer (H351)
May cause respiratory irritation (H335)

Ingredient disclosure

References

• ▲1.  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]
• ▲2.  National Fire Protection Association, Fire protection guide to hazardous materials. 14th ed. Quincy, Mass. : NFPA. (2010). [RR-334001]
• ▲3.  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
• ▲4.  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
• ▲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.  Smyth, H.F., Carpenter, C.P. et Weil, C.S., «Range-Finding Toxicity Data : List VII.» American Industrial Hygiene Association Journal. Vol. 30, no. 5, p. 470-476. (1969). [AP-000464]
• ▲7.  Report on Carcinogens, 15th edition. Research Triangle Park, NC : U.S. Department of Health and Human Services, Public Health Service, National Toxicology Program. (2021).   https://ntp.niehs.nih.gov/pubhealth/roc/index-1.html
• ▲8.  IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, A Review of Human Carcinogens: Chemical Agents and Related Occupations. IARC monographs on the evaluation of carcinogenic risks to humans, Vol. 100F. Lyon : International Agency for Research on Cancer. (2012).   http://monographs.iarc.fr/
  http://monographs.iarc.fr/ENG/Monographs/vol100F/index.php
• ▲9.  International Programme on Chemical Safety, Environmental Health Criteria 56: Propylene oxide. Genève : World Health Organization. (1985). EHC56. [MO-009397]   http://www.inchem.org/pages/ehc.html

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