H311+H331 · Hazard statementToxic in contact with skin or if inhaled
H311+H331 is the GHS hazard statement “Toxic in contact with skin or if inhaled”. It is used for Acute toxicity, dermal (chapter 3.1) and acute toxicity, inhalation (chapter 3.1), Category 3. The English wording is the same as UN GHS Rev.11 in EU CLP and Canada. OSHA does not list the combined wording but allows combining hazard statements. Canada’s official French text is “Toxique par contact cutané ou par inhalation” and Mexico’s Spanish text is “Tóxico en contacto con la piel o si se inhala”.
Heading text: UN GHS Rev.11 Annex 3. Wording can differ by jurisdiction; see the table below.
Wording by jurisdiction
UN GHS Rev.11
Same as UNToxic in contact with skin or if inhaled
UN GHS Rev.11, Annex 3, Table A3.1.2, PDF p. 306
US OSHA HCS
Combining allowedOSHA does not list combined wording. Combining is allowed (App. C, C.2.2.1): "Hazard statements may be combined where appropriate ... as long as all of the hazards are conveyed as required." OSHA adopts each part: H311, H331.
EU CLP
Same as UNToxic in contact with skin or if inhaled
EU CLP (Reg. (EC) No 1272/2008), Annex III, Part 1
Canada (EN)
Same as UNToxic in contact with skin or if inhaled
GHS Rev.7 Annex 3 Table A3.1
Canada (FR)
AdoptedToxique par contact cutané ou par inhalation
GHS Rev.7 Annex 3 Table A3.1
Mexico (ES)
AdoptedTóxico en contacto con la piel o si se inhala
Toxicidad aguda por vía cutánea y toxicidad aguda por inhalación · 3
NOM-018-STPS-2015, DOF 9 October 2015, Apéndice C, Tabla C.2, PDF p. 33
Hazard classes and categories
- Acute toxicity, dermal (chapter 3.1) and acute toxicity, inhalation (chapter 3.1) · Category 3
UN GHS Rev.11 Annex 3, sections 1 and 2
FRToxicité aiguë, cutanée (chap. 3.1) et toxicité aiguë, inhalation (chap. 3.1) · catégorie 3
ESToxicidad aguda por vía cutánea y toxicidad aguda por inhalación · 3 (NOM-018-STPS-2015)
Pictogram (from its parts): Skull and crossbones (GHS06)
UN GHS Rev.11 Annex 3, section 3. Pictogram rules can differ by jurisdiction; see the GHS pictogram guide.
Change in UN GHS Rev.11
No change to the wording or the hazard classes in Annex 3 compared with Rev.10.
Sources
Each cell in the table names the official table and page for H311+H331. Full citations, links and revision notes for UN GHS Rev.11, US OSHA, EU CLP, Canada and Mexico: Sources and revision notes.
These are regulatory phrases for labels and safety data sheets. Check them against the official source for your jurisdiction before use.