WHMIS (Gold cyanide)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2018-04-24

  • Acute toxicity - oral - Category 31
  • Acute toxicity - inhalation - Category 12
    • Releases a toxic gas upon contact with water: Hydrogen cyanide

  • WHMIS 2015 pictogram : Skull and crossbones


Toxic if swallowed (H301)
On contact with water releases gases which are fatal if inhaled

Ingredient disclosure

Comments: There is no relevant animal data for acute oral toxicity (LD50) for this product. However, in humans, the lethal dose of  cyanide ion is estimated at 1,52 mg/kg.


  • ▲1.  Wright, I.H. et Vesey, C.J., «Acute poisoning with gold cyanide.» Anaesthesia. Vol. 41, no. 9, p. 936-939. (Sept. 1986). [AP-000923]
  • ▲2.  BGIA-Gestis, Information system on hazardous substances of the Berufsgenossenschaften. Sankt Augustin, Germany : Berufsgenossenschaftliches Institut.   http://www.hvbg.de/e/bia/fac/stoffdb/index.html

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