<< Back to Chemical Sampling Information

Chemical Sampling Information (CSI)
Search (use word(s)/phrase)
Table of Contents
By Name
A B C D E F G H I J K L M
N O P Q R S T U V W X Y Z

By CAS Number
Quick Links

General Description

Synonyms: Isopropyl benzene; Isopropylbenzene; 2-Phenyl propane; Cumol

OSHA IMIS Code Number: 0780

Chemical Abstracts Service (CAS) Registry Number: 98-82-8

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: GR8575000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1918 130

NIOSH Pocket Guide to Chemical Hazards, Cumene: chemical description, physical properties, potentially hazardous incompatibilities, and more

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 29 CFR 1910.1000 Z-1 Table -- 50 ppm, 245 mg/m3 TWA; Skin

Construction Industry: 29 CFR 1926.55 Appendix A -- 50 ppm, 245 mg/m3 TWA; Skin

Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 50 ppm, 245 mg/m3 TWA; Skin

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 50 ppm, 246 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 50 ppm 245 mg/m3 TWA; Skin

Health Factors

NIOSH Immediately Dangerous To Life or Health Concentration (IDLH): 900 ppm [LEL]

Potential Symptoms: Eye, mucous membrane irritation; headaches; dry skin, dermatitis; dizziness, ataxia, drowsiness, narcosis; coma.

Health Effects: Irritation-Eye, Nose, Throat, Skin---Moderate (HE15); Narcosis (HE8)

Affected Organs: Eyes, skin, upper respiratory system, CNS

Notes:

  1. Above 31°C, explosive vapor/air mixtures may be formed.
  2. Unconsciousness may occur at levels of 4,000 ppm or greater.
  3. Swallowing the liquid may cause aspiration into the lungs with the risk of chemical pneumonitis.

Literature Basis:

  • International Chemical Safety Cards (WHO/IPCS/ILO): Cumene.
  • EPA Air Toxics Website: Cumene. U.S. Environmental Protection Agency Technology Transfer Network.
  • Pohanish, R.P. (editor): Cumene. In, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 1. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 682-684.

Date Last Revised: 02/05/2004

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Charcoal Tube (100/50 mg sections)
    analytical solvent: (99:1) Carbon Disulfide/Dimethylformamide
    maximum volume: 24 Liters
    maximum flow rate: 0.05 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: OSHA Analytical Method (OSHA PV2137)
    method classification: Partially Validated

Wipe Sampling Method:

  • sampling media: Wipe with charcoal pad, seal in glass vial for shipment

** All Trademarks are the property of their respective owners.