---
type: threshold
id: tetramethyl-lead-tetramethylplumbane-as-pb
asset: workplace-exposure-limits
title: "Tetramethyl lead; tetramethylplumbane, as Pb — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "75741 | S | Tetramethyl lead; tetramethylplumbane, as Pb | -- | 0.075"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Tetramethyl lead; tetramethylplumbane, as Pb"
pel_mgm3: "0.075"
verified: true
---
**Substance:** Tetramethyl lead; tetramethylplumbane, as Pb

**PEL (mg/m³):** 0.075

> 75741 | S | Tetramethyl lead; tetramethylplumbane, as Pb | -- | 0.075

Source: <https://www.dir.ca.gov/title8/5155.html>