NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

2-Ethoxyethanol

CAS
110-80-5

C2H5OCH2CH2OH

RTECS
KK8050000
Synonyms & Trade Names

Cellosolve®; EGEE; Ethylene glycol monoethyl ether
DOT ID & Guide
1171 / 127

Exposure
Limits

NIOSH REL: TWA 0.5 ppm (1.8 mg/m3) [skin]
OSHA PEL: TWA 200 ppm (740 mg/m3) [skin]
IDLH
500 ppm See: 110805
Conversion
1 ppm = 3.69 mg/m3
Physical Description
Colorless liquid with a sweet, pleasant, ether-like odor.
MW: 90.1
BP: 275°F
FRZ: -130°F
Sol: Miscible
VP: 4 mmHg
IP: ?

Sp.Gr: 0.93
Fl.P: 110°F
UEL(200°F): 15.6%
LEL(200°F): 1.7%

Class II Combustible Liquid: Fl.P. at or above 100F and below 140F.
Incompatibilities & Reactivities

Strong oxidizers
Measurement Methods
NIOSH 1403; OSHA 53, 79
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation

First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Water flush promptly
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
NIOSH
Up to 5 ppm:
(APF = 10) Any supplied-air respirator*
Up to 12.5 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*
Up to 25 ppm:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece
Up to 500 ppm:
(APF = 1000) Any supplied-air respirator operated in a pressure-demand or other positive-pressure mode*
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
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
In animals: irritation eyes, respiratory system; blood changes; liver, kidney, lung damage; reproductive, teratogenic effects
Target Organs
Eyes, respiratory system, blood, kidneys, liver, reproductive system, hematopoietic system
See also: INTRODUCTION   See ICSC CARD: 0060   See MEDICAL TESTS: 0096