WHMIS (Hydrofluoric acid 50%)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Acute toxicity - oral - Category 2

• Acute toxicity - inhalation - Category 21 2 3
• Releases a fatal gas: Hydrogen fluoride

• Skin corrosion/irritation - Category 12 4 5 6
• Strong acid: pH of a 2% solution = 1.1

• Serious eye damage/eye irritation - Category 12 4 5 6 7
• Strong acid: pH of a 2% solution = 1.1

• Specific target organ toxicity - repeated exposure - Category 12 3 5 8

• Health hazards not otherwise classified (corrosion) - Category 1

Danger

Fatal if swallowed (H300)
Fatal if inhaled (H330)
Causes severe skin burns and eye damage (H314)
Causes damage to organs through prolonged or repeated exposure (H372)
Causes severe damage to the respiratory tract

Ingredient disclosure

Comments9 : This product could be corrosive to metals, please contact the supplier for additionnal information.

References

• ▲1.  National Institute for Occupational Safety and Health, RTECS (Registry of Toxic Effects of Chemical Substances). Hamilton (Ont) : Canadian Centre for Occupational Health and Safety.   http://ccinfoweb.ccohs.ca/rtecs/search.html
• ▲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.  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/
• ▲4.  O’Neil, M.J., Smith, A. et Heckelman, P.E., The Merck index : an encyclopedia of chemicals, drugs, and biologicals. 13th ed. Cambridge, MA : Cambridge Soft; Merck & CO. (2001). [RM-403001]
• ▲5.  France. Institut national de recherche et de sécurité, Fiche toxicologique no 6 : Fluorure d'hydrogène et solutions aqueuses. Cahiers de notes documentaires. Paris : INRS. (2019). [RE-005509]   http://www.inrs.fr/publications/bdd/fichetox.html
  http://www.inrs.fr/publications/bdd/fichetox/fiche.html?refINRS=FICHETOX_6
• ▲6.  Bureau européen des substances chimiques, European Union Risk Assessment Report : Hydrogen fluoride. 1st Priority List, Vol. 8. Luxembourg : Office for Official Publications of the European Communities. (2001). EUR 19729 EN.   http://ecb.jrc.ec.europa.eu/esis/ Rechercher le CAS et sélectionner "Final RAR -View and save it" dans le bas de la page.
• ▲7.  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]
• ▲8.  American Conference of Governmental Industrial Hygienists, Documentation of the threshold limit values and biological exposure indices / Documentation of TLV's and BEI's. 7th ed. Cincinnati, Ohio : ACGIH. (2001-). Publication #0100Doc. [RM-514008]   http://www.acgih.org
• ▲9.  National association of corrosion engineers, Corrosion data survey : metals section. 6th ed. Houston, Tex. : Nace Publications. (1985). [RT-439006]

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