GHS and safety
Precautionary statement (P statement)
Definition
A standard phrase with a P code that tells users how to prevent or respond to a chemical hazard.
Precautionary statements are coded P plus three digits. P1xx are general, P2xx prevention, P3xx response, P4xx storage and P5xx disposal.
Examples are P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking, and P280 Wear protective gloves, protective clothing, eye protection and face protection. Combined codes such as P305+P351+P338 give a full instruction for eye contact. Labels usually show a selection of the most relevant statements, while the SDS can list more.
Related terms
- Hazard statement (H statement)A standard phrase with an H code that describes the nature and degree of a chemical's hazard.
- Safety data sheet (SDS)A 16 section document from the supplier describing a chemical's hazards, safe handling, emergency measures and transport.
- GHS (Globally Harmonized System)The UN system for classifying chemical hazards and communicating them through labels and safety data sheets.