The four families
- P1xx — general (e.g. "keep out of reach of children").
- P2xx — prevention (before anything happens).
- P3xx — response (spill, fire, exposure).
- P4xx — storage.
- P5xx — disposal.
Codes joined by "+" are combined statements. Example: P305+P351+P338 is the canonical "if in eyes" first-aid instruction and appears on almost every corrosive product.
Most common P-codes
| Code | Statement |
|---|---|
| P201 | Obtain special instructions before use |
| P210 | Keep away from heat, hot surfaces, sparks, open flames |
| P220 | Keep away from clothing and other combustible materials |
| P233 | Keep container tightly closed |
| P241 | Use explosion-proof electrical equipment |
| P260 | Do not breathe dust / fume / gas / mist / vapours / spray |
| P264 | Wash hands thoroughly after handling |
| P270 | Do not eat, drink or smoke when using this product |
| P271 | Use only outdoors or in a well-ventilated area |
| P280 | Wear protective gloves / eye protection / face protection |
| P301+P310 | IF SWALLOWED: immediately call a POISON CENTER or doctor |
| P303+P361+P353 | IF ON SKIN (or hair): take off contaminated clothing, rinse skin with water |
| P304+P340 | IF INHALED: remove to fresh air, keep comfortable for breathing |
| P305+P351+P338 | IF IN EYES: rinse cautiously with water for several minutes, remove contact lenses |
| P308+P313 | IF exposed or concerned: get medical advice |
| P370+P378 | In case of fire: use appropriate extinguishing media |
| P403+P233 | Store in a well-ventilated place. Keep container tightly closed |
| P405 | Store locked up |
| P410 | Protect from sunlight |
| P501 | Dispose of contents / container in accordance with local regulations |