XM8WA4

ICD-11 MMS 2026-01

Hydrogen cyanide

Index terms

  • Hydrogen cyanide
  • HCN - [hydrogen cyanide]
  • hydrocyanic acid
Show allHide
  • hydrocyanic acid gas
  • hydrogen cyanide derivatives
  • hydrogen cyanide gas
  • prussic acid
  • prussic acid vapor

Exclusions from above levels

  • http://id.who.int/icd/entity/1991139272 – Allergens
  • XM6S30 – Medicaments

Sibling codes

  • XM0YF6 – Isocyanate
  • XM1AZ9 – Sodium cyanide
  • XM1VD7 – Potassium cyanide
  • XM1ZE4 – Cyanogen
  • XM23N0 – Acrylonitrile
  • XM2Q39 – Potassium ferric hexacyanoferrate nonmedicinal
  • XM36N4 – Toluene diisocyanate
  • XM42L1 – Calcium cyanide
  • XM4QN2 – Methyl isothiocyanate
  • XM77X3 – Cyanide pesticide, not elsewhere classified
  • XM9R22 – Aliphatic thiocyanates

Foundation entity

Hydrogen cyanide – http://id.who.int/icd/entity/1248467184

Part of: XM3HX8: Cyanide › XM9N55: Substances, chiefly nonmedicinal › X: Extension Codes