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Chemical Sampling Information (CSI)
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General Description

Synonyms: Benzine (light petroleum distillate); Benzoline; BP 2; Canadol; Ligroin; Ligroine; Ligroine naptha, Varnish makers' and painters' naphtha; Petroleum ether; Petroleum distillate naphtha; Petroleum spirit; Refined solvent naphtha

OSHA IMIS Code Number: V109

Chemical Abstracts Service (CAS) Registry Number: 8032-32-4

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: OI6180000

Department of Transportation Regulation Number (49 CFR 172.101) and 2012 Emergency Response Guidebook [4 MB PDF, 392 pages]: 1268 128 (petroleum distillates, n.o.s.)

NIOSH Pocket Guide to Chemical Hazards - VM & P Naphtha: Physical description, chemical properties, potentially hazardous incompatibilities, and more

Exposure Limits and Health Effects

Exposure Limit

Limit Values

HE Codes

Health Factors and Target Organs

OSHA Permissible Exposure Limit (PEL) - General Industry

Not established

 

 

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL)

350 mg/m3
TWA

1,800 mg/m3
Ceiling
(15 minutes)

HE7

Dizziness and drowsiness

HE7 Headache and nausea
HE16 Eye, throat, and skin irritation

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV)

Withdrawn in 2009

 

 

CAL/OSHA PELs

300 ppm
(1,350 mg/m3) TWA

400 ppm
(1,800 mg/m3) STEL

 

 

National Toxicology Program (NTP) carcinogenic classification: Not listed

International Agency for Research on Cancer (IARC): Not listed

U.S. Environmental Protection Agency (EPA) carcinogenic classification: Not listed

EPA Inhalation Reference Concentration (RfC): Not established

Agency for Toxic Substances and Disease Registry (ATSDR) Inhalation Minimal Risk Level (MRL): Not established

NIOSH Immediately Dangerous to Life or Health (IDLH) concentration: 1,100 ppm (10% LEL) (petroleum distillates [naphtha])

Notes on Other Potential Health Effects and Hazards

  1. Petroleum distillates (naptha) are explosive (NIOSH 1978).
  2. VM & P naptha is a flammable liquid (NIOSH n.d.).

Date last revised: 09/06/2012

Literature Basis

  • NIOSH: Pocket Guide - VM & P Naphtha.
  • NIOSH: Criteria for a Recommended Standard - Occupational Exposure to Refined Petroleum Solvents. July 1977.
  • NIOSH: Occupational Health Guideline for Petroleum Distillates (Naphtha). 1978.
Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method:
  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: Carbon Disulfide
    alternate analytical solvent: (99:1) Carbon Disulfide:Dimethylformamide
    maximum volume: 3 Liters   
    maximum flow rate:
    0.2 L/min (TWA)
    maximum volume: 3 Liters   
    maximum flow rate:
    0.2 L/min (Ceiling)
    current analytical method: Gas Chromatography; GC/FID
    method reference: OSHA Analytical Method (OSHA 48)
    method classification: Fully Validated

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