| 10 min | 30 min | 60 min | 4 hr | 8 hr | |
|---|---|---|---|---|---|
| ppm | |||||
| AEGL 1 | 8,000 | 8,000 | 8,000 | 8,000 | 8,000 |
| AEGL 2 | 13,000 | 13,000 | 13,000 | 13,000 | 13,000 |
| AEGL 3 | 27,000 | 27,000 | 27,000 | 27,000 | 27,000 |
- HCFC 134A AEGL Technical Support Document (PDF)(76 pp, 623 K)
US EPA
United States Environmental Protection Agency