WHMIS (Ammonium fluoride)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2015-12-15

  • Acute toxicity - oral - Category 41
  • Serious eye damage/eye irritation - Category 22 3 4 5
  • Specific target organ toxicity - repeated exposure - Category 11 6 7

  • WHMIS 2015 pictogram : Exclamation mark

  • WHMIS 2015 pictogram : Health hazard


Harmful if swallowed (H302)
Causes serious eye irritation (H319)
Causes damage to organs through prolonged or repeated exposure (H372)

Ingredient disclosure

Comments: Due to the lack of data, classifications regarding eye irritation (H319) and specific organ toxicity - repeated exposure (H372)  were established by analogy to sodium fluoride (soluble and inorganic fluorides).


  • ▲1.  ECHA (European Chemicals Agency) , Information on Chemicals (REACH). Helsinki, Finland.   http://echa.europa.eu/information-on-chemicals/registered-substances
  • ▲2.  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
  • ▲3.  Grant, W.M. et Schuman, J.S., Toxicology of the eye : effects on the eyes and visual systems from chemicals, drugs, metals and minerals, plants, toxins and venoms; also, systemic side effects from eye medications. Vol. 1, 4th ed. Springfield (ILL.) : Charles C. Thomas. (1993). [RM-515030]
  • ▲4.  International Program on Chemical Safety, Environmental Health Criteria 227 : fluorides. Genève : World Health Organization. (2002). EHC227.   http://www.inchem.org/pages/ehc.html
  • ▲5.  Elf Atochem America Inc., Initial submission : a primary eye irritation study in rabbits with sodium fluoride (final report). (1996). Microfiche : OTS0558614
  • ▲6.  Agency for Toxic Substances and Disease Registry, Toxicological profile for : fluorides, hydrogen fluoride, and fluorine. Atlanta (GA) : ATSDR. (2003).   http://www.atsdr.cdc.gov/toxprofiles/
  • ▲7.  Greim, H., Essential MAK Value Documentations from the MAK-Collection for Occupational Health and Safety. Allemagne : Wiley-VCH Verlag GmbH & Co. KGaA. (2006). [MO-004572]   www.wiley-vch.de

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