| 10 min | 30 min | 60 min | 4 hr | 8 hr | |
|---|---|---|---|---|---|
| (ppm) | |||||
| AEGL 1 | 180 | 180 | 140 | 90 | 45 |
| AEGL 2 | 460 | 460 | 360 | 230 | 150 |
| AEGL 3 | NR | NR | NR | NR | NR |
NR = Not recommended due to insufficient data
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