10 min | 30 min | 60 min | 4 hr | 8 hr | |
---|---|---|---|---|---|
ppm | |||||
AEGL 1 | NR | NR | NR | NR | NR |
AEGL 2 | 0.40 | 0.13 | 0.067 | 0.017 | 0.008 |
AEGL 3 | 1.2 | 0.40 | 0.20 | 0.05 | 0.025 |
NR= Not recommended since AEGL-1 irritation levels would exceed AEGL-2
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Methyl isocyanate AEGL Technical Support Document (PDF)(91 pp, 634 K)