Reference Source

Nitric acid

For Nitric acid, cas no. is 7697-37-2; pel (ppm) is 2; pel (mg/m³) is 5, verified against its source on 2026-08-05.

Substance
Nitric acid
CAS No.
7697-37-2
PEL (ppm)
2
PEL (mg/m³)
5
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

Nitric acid | 7697-37-2 | 2 | 5 | - |

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.