CA-PYR-a · WHMIS Precautionary statementHandle and store contents under inert gas
CA-PYR-a is a WHMIS precautionary statement from the Hazardous Products Regulations: “Handle and store contents under inert gas”. The Regulations give it no code; CA-PYR-a is the ID used on this site. It is used for Pyrophoric Liquids, Category 1; Pyrophoric Solids, Category 1 (handled and stored under inert gas). Listed in Canada. Canada’s official French text is “Manutentionner et stocker le contenu sous gaz inerte”.
Heading text: Canada HPR. Wording can differ by jurisdiction; see the table below.
Wording by jurisdiction
UN GHS Rev.11
Not in UNWHMIS element with no GHS code, not part of the UN GHS.
US OSHA HCS
Not adoptedNo matching OSHA App. C wording found.
EU CLP
Not adoptedNot listed in EU CLP Annex III or IV.
Canada (EN)
No GHS codeHandle and store contents under inert gas
HPR s. 3(4.1)(a)
Canada (FR)
No GHS codeManutentionner et stocker le contenu sous gaz inerte
HPR s. 3(4.1)(a)
Mexico (ES)
Not adoptedNot listed in NOM-018-STPS-2015.
Hazard classes and categories
- Pyrophoric Liquids, Category 1; Pyrophoric Solids, Category 1 (handled and stored under inert gas)
Canada HPR
Change in UN GHS Rev.11
Not part of the UN GHS, so Rev.11 does not apply.
Notes
Canada-specific HPR wording with no GHS code. The HPR does not assign a code; "CA-PYR-a" is a lookup ID used on this page only.
Sources
Each cell in the table names the official table and page for CA-PYR-a. 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.