| 10 min | 30 min | 60 min | 4 hr | 8 hr | |
|---|---|---|---|---|---|
| ppm | |||||
| AEGL 1 | 10,000* | 6,900* | 5,500* | 5,500* | 5,500* |
| AEGL 2 | ** | ** | ** | ** | ** |
| AEGL 3 | *** | *** | *** | *** | *** |
Lower Explosive Limit (LEL) = 23,000 ppm
* = >10% LEL; ** = >50% LEL; *** = >100% LEL
AEGL 2 - 10 min/30 min/60 min/4 hr/8 hr = ** 17,000 ppm
AEGL 3 - 10 min/30 min/60 min/4 hr/8 hr = *** 33,000 ppm
For values denoted as * safety considerations against the hazard(s) of explosion(s) must be taken into account.
For values denoted as ** and *** extreme safety considerations against the hazard(s) of explosion(s) must be taken into account.
- Propane AEGL Technical Support Document (PDF)(77 pp, 586 K)