WHMIS (Methylene chloride)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2015-02-25

  • Acute toxicity - oral - Category 41 2
  • Skin corrosion/irritation - Category 22
  • Serious eye damage/eye irritation - Category 2A2 3
  • Carcinogenicity - Category 1B4 5
  • Specific target organ toxicity - single exposure - Category 13 6 7 8
  • Specific target organ toxicity - single exposure (narcotic effects) - Category 3 - Narcotic effect7

  • WHMIS 2015 pictogram : Exclamation mark

  • WHMIS 2015 pictogram : Health hazard


Harmful if swallowed (H302)
Causes skin irritation (H315)
Causes serious eye irritation (H319)
May cause cancer (H350)
Causes damage to organs (H370)
May cause drowsinesss or dizziness (H336)

Ingredient disclosure


  • ▲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.  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
  • ▲4.  Benbrahim-Tallaa, L. et al., «Carcinogenicity of perfluorooctanoic acid, tetrafluoroethylene, dichloromethane, 1,2-dichloropropane, and 1,3-propane sultone.» The Lancet Oncology. Vol. 15, no. 9, p. 924-925. (2014).
  • ▲5.  IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, Some Chemicals Used as Solvents and in Polymer Manufacture . IARC monographs on the evaluation of carcinogenic risks, Vol. 110. Lyon : IARC monographs on the evaluation of carcinogenic risks. (2016).   http://monographs.iarc.fr/
  • ▲6.  Janeway, C. et Travers, P., Immunobiologie. Bruxelles : DeBoeck Université. (1997). Traduction de la 2e éd. américaine par Arthur Depelchin.
  • ▲7.  France. Institut national de recherche et de sécurité, Fiche toxicologique no 34 : Dichlorométhane. Cahiers de notes documentaires. Paris : INRS. (2010). [RE-005509]   http://www.inrs.fr/publications/bdd/fichetox.html
  • ▲8.  Lauwerys, R. et al., Toxicologie industrielle et intoxications professionnelles. 5ème éd. Issy-les-Moulineaux Cedex : Elsevier Masson SAS. (2007). [RM-514015]

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