WHMIS (Aluminum (powder))

Workplace Hazardous Materials Information System

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

  • Flammable solids - Undefined category1 2 3 4
    • 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.
  • Substances which, in contact with water, emit flammable gases - Category 22 5
  • Combustible dusts - See comments below1 2 3 4 6

  • WHMIS 2015 pictogram : Flame


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

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.  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.  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.  National Fire Protection Association, Fire protection guide to hazardous materials. 14th ed. Quincy, Mass. : NFPA. (2010). [RR-334001]
  • ▲4.  Patnaik, P., A comprehensive guide to the hazardous properties of chemical substances. 3nd ed. New York : Wiley. (2007). [RM-515120]
  • ▲5.  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
  • ▲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.