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Ethyl ether

Synonyms & Trade Names
Diethyl ether, Diethyl oxide, Ethyl oxide, Ether, Solvent ether
CAS No.
60-29-7
RTECS No.
KI5775000
DOT ID & Guide
1155 127
Formula
C2H5OC2H5
Conversion
1 ppm = 3.03 mg/m3
IDLH
1900 ppm [10%LEL]
See: 60297
Exposure Limits
NIOSH REL
: See Appendix D
OSHA PEL
†: TWA 400 ppm (1200 mg/m3)
Measurement Methods

NIOSH 1610;
OSHA 7
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a pungent, sweetish odor. [Note: A gas above 94°F.]
MW:
74.1
BP:
94°F
FRZ:
-177°F
Sol:
8%
VP:
440 mmHg
IP:
9.53 eV
Sp.Gr:
0.71
Fl.P:
-49°F
UEL:
36.0%
LEL:
1.9%
Class IA Flammable Liquid: Fl.P. below 73°F and BP below 100°F.
Incompatibilities & Reactivities
Strong oxidizers, halogens, sulfur, sulfur compounds [Note: Tends to form explosive peroxides under influence of air and light.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, upper respiratory system; dizziness, drowsiness, headache, excited, narcosis; nausea, vomiting
Target Organs
Eyes, skin, respiratory system, central nervous system
Personal Protection/Sanitation
(See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: No recommendation
Remove: When wet (flammable)
Change: No recommendation
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Water wash promptly
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations

OSHA

Up to 1900 ppm:
(APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)*
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)*
(APF = 10) Any supplied-air respirator*
(APF = 50) Any self-contained breathing apparatus with a full facepiece

Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus

Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 0355   See MEDICAL TESTS: 0095
 

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