VM&P NAPHTHA

Chemical Identification
Chemical Identification
CAS # varies
Formula

mixture

Synonyms

ligroin; petroleum ether; petroleum spirit; refined solvent naphtha; varnish makers' & painters' naphtha

Physical Properties
Physical Properties
Physical description Clear to yellowish liquid with a pleasant, aromatic odor.
Boiling point 203-320°F Molecular weight 87-114 (approx)
Freezing point/melting point Vapor pressure 2-20 mmHg
Flash point 20-55°F Vapor density
Specific gravity 0.73-0.76 (60°F) Ionization potential
Lower explosive limit (LEL) 1.2% Upper explosive limit (UEL) 6.0%
NFPA health rating 1 NFPA fire rating 3
NFPA reactivity rating 0 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.) V109
Sampling group OVSG-1
Sampler/Sampling media CSC tube (100/50 mg) [SKC 226-01]
Sampling time*

15 min

Sampling volume (TWA)*

3 L

Sampling flow rate (TWA)*

0.2 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FID
Method reference OSHA 48 (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 REL-TWA

350 mg/m³

TLV-TWA PEL-TWA

300 ppm (1350 mg/m³)

PEL-STEL REL-STEL TLV-STEL PEL-STEL

400 ppm (1800 mg/m³)

PEL-C REL-C

1800 mg/m³ [15 minutes]

TLV-C PEL-C
Skin notation

NA

Skin notation

N

Skin notation

NA

Skin notation

N

Notes:

Not established

Notes: Notes:

TLV withdrawn in 2009 [VM&P naphtha 8032-32-4]. See Appendix H: Reciprocal Calculation Method for Certain Refined Hydrocarbon Solvent Vapor Mixtures

Notes:
Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: Not listed 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 - Petroleum naphtha, [V.M.&P.]

NIOSH: Pocket Guide to Chemical Hazards - VM&P naphtha

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Appendix H: Reciprocal Calculation Method for Certain Refined Hydrocarbon Solvent Vapor Mixtures. See annual publication for most recent information.
  • NIOSH: Criteria for a Recommended Standard - Occupational Exposure to Refined Petroleum Solvents. July 1977.
  • NIOSH: Occupational Health Guideline for Petroleum Distillates (Naphtha). 1978.
  • NIOSH: Pocket Guide to Chemical Hazards - VM&P Naphtha.

Last Updated Date : 01/22/2021