WHMIS (Silicon)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Flammable solids - Category 21

• Combustible dusts - See comments below1

Warning

Flammable solid (H228)

Ingredient disclosure

Comments:

This product belongs to the hazard class "Combustible dust" if 5% or more by weight of its composition has a particle size < 500 µm.

The classification "Flammable solids" refers to the amorphous form of silicon powder.

References

• ▲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
  http://www.tc.gc.ca/tmd/menu.htm

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