P303 · Precautionary statementIF ON SKIN (or hair):
P303 is the GHS precautionary statement “IF ON SKIN (or hair):”. UN GHS Annex 3 assigns it to Flammable liquids (chapter 2.6), Category 1, 2, 3. The English wording is the same as UN GHS Rev.11 in EU CLP and Canada. OSHA uses it only inside combined statements. Canada’s official French text is “EN CAS DE CONTACT AVEC LA PEAU (ou les cheveux):” and Mexico’s Spanish text is “En caso de contacto con la piel (o el pelo)”.
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 UNIF ON SKIN (or hair):
UN GHS Rev.11, Annex 3, Table A3.2.3, PDF p. 322
US OSHA HCS
In combined statementsUsed in OSHA App. C only inside combined statements: P303+P361+P353. Precautionary statements may be combined (App. C, C.2.4.6).
EU CLP
Same as UNIF ON SKIN (or hair):
EU CLP, Annex IV, Part 2
Canada (EN)
Same as UNIF ON SKIN (or hair):
GHS Rev.7 Annex 3 Table A3.2
Canada (FR)
AdoptedEN CAS DE CONTACT AVEC LA PEAU (ou les cheveux):
GHS Rev.7 Annex 3 Table A3.2
Mexico (ES)
AdoptedEn caso de contacto con la piel (o el pelo)
NOM-018-STPS-2015, DOF 9 October 2015, Apéndice D, Tabla D.1, PDF p. 36
Hazard classes and categories
- Flammable liquids (chapter 2.6) · Category 1, 2, 3
UN GHS Rev.11 Annex 3, sections 1 and 2
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 P303. 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.