P352 · Precautionary statementWash with plenty of water/...

Precautionary · ResponseHealthChanged in Rev.11

P352 is the GHS precautionary statement “Wash with plenty of water/...”. 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 “Laver abondamment à l'eau/…” and Mexico’s Spanish text is “Lavar con abundante agua /…”. Changed in UN GHS Rev.11: hazard classes/categories changed.

Maintained by Valenc. Data checked 2026-10-20.

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

Wash with plenty of water/...

UN GHS Rev.11, Annex 3, Table A3.2.3, PDF p. 325

US OSHA HCS

In combined statements

HCS 2024 · primarily GHS Rev.7, some Rev.8

Used in OSHA App. C only inside combined statements: P302+P352. Precautionary statements may be combined (App. C, C.2.4.6).

EU CLP

Same as UN

EU_CLP_2025 · consolidated 1 Jul 2026

Wash with plenty of water/…

EU CLP, Annex IV, Part 2

Canada (EN)

Same as UN

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

Wash with plenty of water/...

GHS Rev.7 Annex 3 Table A3.2

Canada (FR)

Adopted

WHMIS_2022 · SGH Rév.7, texte officiel

Laver abondamment à l'eau/…

GHS Rev.7 Annex 3 Table A3.2

Mexico (ES)

Adopted

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

Lavar con abundante agua /…

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, 5
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

Conditions for use

…Manufacturer/supplier or the competent authority may specify a cleansing agent if appropriate, or may recommend an alternative agent in exceptional cases if water is clearly inappropriate.

Quoted as published in UN GHS Rev.11 Annex 3, section 2. List markers are shown as bullets.

Related codes

P302+P352

Change in UN GHS Rev.11

Changed from Rev.10: hazard classes/categories changed.

Rev.10 only:

Acute toxicity, dermal (chapter 3.1): 1, 2, 3, 4

Rev.11:

Acute toxicity, dermal (chapter 3.1): 1, 2, 3, 4, 5

Sources

Each cell in the table names the official table and page for P352. 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.