WHMIS (Potassium cyanide)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Acute toxicity - oral - Category 21 2 3 4

• Acute toxicity - dermal - Category 13 5

• Acute toxicity - inhalation - Category 1
• Releases a toxic gas upon contact with water: hydrogen cyanide

• Skin corrosion/irritation - Category 13
• Strong base: pH of a 0.1M solution = 11.15

• Serious eye damage/eye irritation - Category 13
• Strong base: pH of a 0.1M solution = 11.15

Danger

Fatal if swallowed (H300)
Fatal in contact with skin (H310)
Fatal if inhaled (H330)
Causes severe skin burns and eye damage (H314)

Ingredient disclosure

References

• ▲1.  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
• ▲2.  ECHA (European Chemicals Agency) , Information on chemicals (REACH)/ECHA chemicals database. Helsinki, Finland.   http://echa.europa.eu/information-on-chemicals/registered-substances
  https://chem.echa.europa.eu/
• ▲3.  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
• ▲4.  France. Institut national de recherche et de sécurité, Fiche toxicologique no 111 : Cyanure de sodium. Cyanure de potassium. Cahiers de notes documentaires. Paris : INRS. (2006).   http://www.inrs.fr/publications/bdd/fichetox.html
  http://www.inrs.fr/publications/bdd/fichetox/fiche.html?refINRS=FICHETOX_111
• ▲5.  Ballantyne, B, «Acute percutaneous systemic toxicity of Cyanides.» Journal of Toxicology : Cutaneous and Ocular Toxicology. Vol. 13, no. 3, p. 249-262. (1994).

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