| 10 min | 30 min | 60 min | 4 hr | 8 hr | |
|---|---|---|---|---|---|
| ppm | |||||
| AEGL 1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| AEGL 2 | 95 | 34 | 24 | 12 | 12 |
| AEGL 3 | 170 | 62 | 44 | 22 | 22 |
- Hydrogen Fluoride AEGL Technical Support Document (PDF)(105 pp, 1 MB)
US EPA
United States Environmental Protection Agency
| 10 min | 30 min | 60 min | 4 hr | 8 hr | |
|---|---|---|---|---|---|
| ppm | |||||
| AEGL 1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| AEGL 2 | 95 | 34 | 24 | 12 | 12 |
| AEGL 3 | 170 | 62 | 44 | 22 | 22 |