Reference Source

Tetramethyl lead (as Pb) — workplace exposure limit

What is the pel (mg/m³) for Tetramethyl lead (as Pb) — workplace exposure limit?

For Tetramethyl lead (as Pb), pel (mg/m³) is 0.075; cas no. is 75-74-1, verified against its source on 2026-08-05.

Tetramethyl lead (as Pb) | 75-74-1 | - | 0.075 | X |

osha.gov, retrieved 2026-08-05

Substance
Tetramethyl lead (as Pb) verified
CAS No.
75-74-1 verified
PEL (mg/m³)
0.075 verified
NIOSH REL (mg/m³)
TWA 0.075 per cdc.gov
Sourceosha.gov
Verified
Review by
DatasetUS workplace chemical exposure limits: federal OSHA, Cal/OSHA and NIOSH, side by side

What cdc.gov says

NIOSH REL TWA 0.075 mg/m3 [skin]

cdc.gov, retrieved 2026-09-08

Sources

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.

What is the OSHA exposure limit for this substance?Find the exposure limit for a substance in workplace air — federal OSHA, California and NIOSH, side by side.