Reference Source

o-Chlorobenzylidene malononitrile; OCBM

For o-Chlorobenzylidene malononitrile; OCBM, pel (ppm) is 0.05; pel (mg/m³) is 0.4; ceiling is C, verified against its source on 2026-08-05.

Substance
o-Chlorobenzylidene malononitrile; OCBM
PEL (ppm)
0.05
PEL (mg/m³)
0.4
Ceiling
C
Sourcedir.ca.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

2698411 | S | o-Chlorobenzylidene malononitrile; OCBM | 0.05 | 0.4 | C

— dir.ca.gov, retrieved 2026-08-05

Source

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.