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Chemical Sampling Information (CSI)
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General Description

Synonyms: Perchloroethane

OSHA IMIS Code Number: 1372

Chemical Abstracts Service (CAS) Registry Number: 67-72-1

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: KI4025000; 33625

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: NA9037

Chemical Description and Physical Properties:

colorless solid with a camphor-like odor
molecular weight: 237
vapor pressure: 0.22 mm
boiling point: 372°F
melting point: 372°F Sublimes

Incompatibilities: Hot iron, zinc, aluminum, alkalies

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 1 ppm, 10 mg/m3

Construction Industry: 1 ppm, 10 mg/m3 TWA (Skin)

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 1 ppm, 9.7 mg/m3 TWA (Skin); Appendix A2 (Suspected Human Carcingen)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1 ppm 8-hr TWA; Potential Carcinogen

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 3, not classifiable as to its carcinogenicity to humans

Potential Symptoms: Eye irritation (carcinogenic)

Health Effects: Cumulative organ damage (HE3); CNS effects (HE7) Suspect carcinogen (HE2)

Affected Organs: Eyes

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: Carbon Disulfide
    maximum volume: 10 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 1 (NIOSH 1003)
    sampling and analytical error: 0.20
    method classification: Partially Validated

Secondary Laboratory Sampling/Analytical Method (SAM2):

  • device: Instrumentation
    company: Infrared Spectrophotometer
    part #: MIRAN 1A & 1B
    range: 0.09 ppm @ 12.8 um
    class: Mfg

Wipe Sampling Method:

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

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