P364 · Precautionary statementAnd wash it before reuse.

Precautionary · ResponseHealth

P364 is the GHS precautionary statement “And wash it before reuse”. UN GHS Annex 3 assigns it to 3 hazard classes. 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 “Et les laver avant réutilisation” and Mexico’s Spanish text is “Y lavarla antes de volver a usar”.

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 UN
GHS Rev.11 (2025), Annex 3

And wash it before reuse.

UN GHS Rev.11, Annex 3, Table A3.2.3, PDF p. 326

US OSHA HCS

In combined statements
HCS 2024 · primarily GHS Rev.7, some Rev.8

Used in OSHA App. C only inside combined statements: P361+P364, P362+P364. Precautionary statements may be combined (App. C, C.2.4.6).

EU CLP

Same as UN
EU_CLP_2025 · consolidated 1 Jul 2026

And wash it before reuse.

EU CLP, Annex IV, Part 2

Canada (EN)

Same as UN
WHMIS_2022 · GHS Rev.7 (Rev.8 for chemicals under pressure)

And wash it before reuse.

GHS Rev.7 Annex 3 Table A3.2

Canada (FR)

Adopted
WHMIS_2022 · SGH Rév.7, texte officiel

Et les laver avant réutilisation

GHS Rev.7 Annex 3 Table A3.2

Mexico (ES)

Adopted
NOM-018-STPS-2015 · GHS 5th revised edition

Y lavarla antes de volver a usar

NOM-018-STPS-2015, DOF 9 October 2015, Apéndice D, Tabla D.1, PDF p. 36

Hazard classes and categories

  • Acute toxicity, dermal (chapter 3.1) · Category 1, 2, 3, 4
  • Skin irritation (chapter 3.2) · Category 2
  • Skin sensitization (chapter 3.4) · Category 1, 1A, 1B

UN GHS Rev.11 Annex 3, sections 1 and 2

Related codes

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 P364. 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.

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