DICHLOROETHYL ETHER†

Chemical Identification
CAS # 111-44-4
Formula

C₄H₈Cl₂O

Synonyms

bis(2-chloroethyl)ether; 2,2'-dichlorodiethyl ether; 2,2'-dichloroethyl ether

Physical Properties
Physical description Colorless liquid with a chlorinated solvent-like odor.
Boiling point 352°F Molecular weight 143
Freezing point/melting point -58°F Vapor pressure 0.7 mmHg
Flash point 131°F Vapor density 4.93
Specific gravity 1.22 Ionization potential
Lower explosive limit (LEL) 2.7% Upper explosive limit (UEL)
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 1 NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 0880
Sampling group
Sampler/Sampling media CSC tube (100/50 mg) [SKC 226-01]
Sampling time*
Sampling volume (TWA)*

2-15 L

Sampling flow rate (TWA)*

0.01-1 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FID
Method reference NIOSH 1004 (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
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
Device Infrared spectrophotometer Infrared spectrophotometer
Model/Type Miran 1A & 1B Miran 103
Sampling information
(see manufacturer instructions)
0.09 ppm@9.0 µm 0-25 ppm@8.85 µm
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

5 ppm (30 mg/m³)

TLV-TWA

5 ppm [1985]

PEL-TWA

5 ppm (30 mg/m³)

PEL-STEL REL-STEL

10 ppm (60 mg/m³)

TLV-STEL

10 ppm [1985]

PEL-STEL

10 ppm (60 mg/m³)

PEL-C

15 ppm (90 mg/m³)

REL-C TLV-C PEL-C
Skin notation

Y

Skin notation

Y

Skin notation

Y

Skin notation

Y

Notes:

See 29 CFR 1910.1000 Table Z-1.

Notes:

CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION. See Appendix A, NIOSH Potential Occupational Carcinogens.

Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH

100 ppm

Carcinogenic classifications: IARC-3; NIOSH-Ca, TLV-A4 Notes:

Ca

AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:

Last Updated Date : 12/22/2020