WHMIS (Ammonium difluoride)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Skin corrosion/irritation - Category 11 2 3

• Serious eye damage/eye irritation - Category 11 2 3

• Specific target organ toxicity - single exposure (respiratory tract irritation) - Category 3 - Respiratory tract irritation2 3

Danger

Causes severe skin burns and eye damage (H314)
May cause respiratory irritation (H335)

Ingredient disclosure

Comments: There are no data available for sodium bifluoride regarding its irritation or corrosion ability. However, it forms on contact with water a corrosive substance: Hydrofluoric acide.

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
• ▲2.  National Industrial Chemicals Notification and Assessment Scheme, Hydrofluoric acid. Priority existing chemical assessment report no. 19. Canberra (Australia) : NICNAS. (2001).   http://www.nicnas.gov.au/publications/car/
• ▲3.  Kroschwitz, J.I., Kirk-Othmer encyclopedia of chemical technology. John Wiley & Sons. (1999-2014).   http://onlinelibrary.wiley.com/book/10.1002/0471238961

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