10 min | 30 min | 60 min | 4 hr | 8 hr | |
---|---|---|---|---|---|
ppm | |||||
AEGL 1 | NR | NR | NR | NR | NR |
AEGL 2 | 0.70 | 0.39 | 0.17 | 0.082 | 0.057 |
AEGL 3 | 21 | 12 | 8.0 | 3.9 | 2.7 |
NR= Not recommended due to inadequate data. Absence of an AEGL-1 value does not imply that exposures below the AEGL-2 value are without adverse effects.