Tetramethyl Lead
For Tetramethyl Lead, cas no. is 75-74-1; osha psm tq (lbs) is 1000, verified against its source on 2026-08-15.
- Substance
- Tetramethyl Lead verified
- CAS No.
- 75-74-1 verified
- OSHA PSM TQ (lbs)
- 1000 verified
- EPA RMP TQ (lbs)
- 10,000 per ecfr.gov
- RMP category
- toxic per ecfr.gov
- RMP basis for listing
- b per ecfr.gov
What the source says
Tetramethyl Lead | 75-74-1 | 1000
— osha.gov, retrieved 2026-08-15
What ecfr.gov says
Tetramethyllead [Plumbane, tetramethyl-] | 75-74-1 | 10,000 | b
— ecfr.gov, retrieved 2026-08-15