TETRAETHYL LEAD (as Pb)†

Chemical Identification
Chemical Identification
CAS # 78-00-2
Formula

C₈H₂₀Pb

Synonyms

lead tetraethyl; TEL; tetraethylplumbane

Physical Properties
Physical Properties
Physical description Colorless liquid (unless dyed red, orange, or blue) with a pleasant, sweet odor.
Boiling point 392°F Molecular weight 323.45
Freezing point/melting point -202°F Vapor pressure 0.2 mmHg
Flash point 200°F Vapor density 8.6
Specific gravity 1.65 Ionization potential 11.10 eV
Lower explosive limit (LEL) 1.8% Upper explosive limit (UEL)
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 2 NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 2360
Sampling group
Sampler/Sampling media XAD-2 tube (100/50 mg) [SKC 226-30-04]
Sampling time*

30-200 L

Sampling volume (TWA)*

0.01- 1 L/min

Sampling flow rate (TWA)*
Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-PID
Method reference NIOSH 2533 (fully validated)
Notes
Special requirements

* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Wipe Method
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
Exposure Limits
Exposure Limits
OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
NIOSH REL
Up to 10-hour TWA
(ST) STEL
(C) Ceiling
ACGIH TLV©
8-hour TWA
(ST) STEL
(C) Ceiling
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA

0.075 mg/m³

REL-TWA

0.075 mg/m³

TLV-TWA

0.1 mg/m³ [1992]

PEL-TWA

0.075 mg/m³

PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation

Y

Skin notation

Y

Skin notation

Y

Skin notation

Y

Notes:

See 29 CFR 1910.1000 Table Z-1.OSHA Construction and Maritime Industries PEL is 0.1 mg/m³. See 29 CFR 1926.55 Appendix A and 29 CFR 1915.1000 Table Z-Shipyards.

Notes: Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH

40 mg/m³

Carcinogenic classifications: IARC-3, TLV-A4 Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Tetraethyl lead, liquid

NIOSH: Pocket Guide to Chemical Hazards - Tetraethyl lead (as Pb)

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Tetraethyl lead [78-00-2], as Pb. See annual publication for most recent information.

Last Updated Date : 01/12/2021