WHMIS (Aluminum (powder))

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2016-03-24

  • Substances which, in contact with water, emit flammable gases - Category 21 2
  • Combustible dusts - See comments below2 3 4 5 6
  • Flammable solids - Undefined category2 3 4 5
    • This hazard class has been assigned according to the information obtained from the consulted scientific literature, but it does not allow to specify the hazard category.

  • WHMIS 2015 pictogram : Flame


In contact with water releases flammable gases (H261)
Flammable Solids : Undefined hazard statement

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.


  • ▲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
  • ▲2.  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
  • ▲3.  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]
  • ▲4.  National Fire Protection Association, Fire protection guide to hazardous materials. 14th ed. Quincy, Mass. : NFPA. (2010). [RR-334001]
  • ▲5.  Patnaik, P., A comprehensive guide to the hazardous properties of chemical substances. 3nd ed. New York : Wiley. (2007). [RM-515120]
  • ▲6.  The aluminium association, Recommendations for storage and handling of aluminium powders and paste. Vol. TR2. (2006).   http://www.aluminum.org/

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