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Chemical Sampling Information (CSI)
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General Description

Synonyms: bis(2-Chloroethyl)ether; 2,2-Dichloro-diethylether

OSHA IMIS Code Number: 0880

Chemical Abstracts Service (CAS) Registry Number: 111-44-4

Other Chemical Abstracts Service (CAS) Registry Number: 1191-17-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: KN0875000; 34847

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN1916 Poison, Flammable Liquid

Chemical Description and Physical Properties:
Colorless, oily liquid with a very weak, aromatic odor.
molecular weight: 143
boiling point: 353°F
vapor pressure: 0.4 mm
melting point: -62°F
Incompatibilities: Strong oxidizers

Exposure Limits

OSHA Permissible Exposure Limit (PEL):
General Industry: 15 ppm, 90 mg/m3 Ceiling (Skin)

Construction Industry: 15 ppm, 90 mg/m3 Ceiling (Skin)
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 5 ppm, 29 mg/m3 TWA; 10 ppm, 58 mg/m3 STEL (Skin); Appendix A4 (Not Classifiable as a Human Carcinogen)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 5 ppm TWA (Skin), 10 ppm STEL (Skin), 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: Lacrimation; nose, throat irritation, cough; nausea, vomiting (carcinogenic). In animals: pulmonary irritation, edema; liver damage

Health Effects: Irritation-Eye, Nose, Throat, Skin---Marked (HE14) Lung edema (HE11)

Affected Organs: Respiratory system, skin, eyes

NIOSH/OSHA/DOE Health Guideline: Dichloroethyl Ether

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: 15 Liters
    maximum flow rate:     1.0 L/min (TWA)
    minimum time: 15 Minutes
    maximum flow rate:     1.0 L/min (Ceiling)
    maximum volume: 15 Liters
    maximum flow rate:     1.0 L/min (STEL)
    current analytical method: Gas Chromatography; GC/FID
    method reference: 1 NIOSH 1004 [20 KB PDF, 3 pages]
    sampling and analytical error: 0.10
    method classification: Fully Validated
Secondary Laboratory Sampling/Analytical Method (SAM2):
  • device: Detector Tube
    company:     MSA
    part #: 85834
    range:     5-75 ppm
    class: Mfg
  • device: Instrumentation
    company:     Infrared Spectrophotometer
    part #: MIRAN 1A & 1B
    range:     0.09 ppm @ 9.0 um
    class: Mfg
  • device: Instrumentation
    company:     Infrared Spectrophotometer
    part #: MIRAN 103
    range:     0-25 ppm @ 8.85 um
    class: Mfg
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