Reference Source

Methyl isocyanate

For Methyl isocyanate, cas no. is 624-83-9; pel (ppm) is 0.02; pel (mg/m³) is 0.05, verified against its source on 2026-08-05.

Substance
Methyl isocyanate
CAS No.
624-83-9
PEL (ppm)
0.02
PEL (mg/m³)
0.05
Sourceosha.gov
Verified2026-08-05
Review by2027-08-05
DatasetUS workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

What the source says

Methyl isocyanate | 624-83-9 | 0.02 | 0.05 | X |

osha.gov, retrieved 2026-08-05

Sources

Last verified against source: 2026-08-05. Scheduled for re-check by: 2027-08-05. This page as Markdown · OKF concept · full dataset as JSON.