Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to page options Skip directly to site content

Methyl Cellosolve® acetate

Synonyms & Trade Names
EGMEA, Ethylene glycol monomethyl ether acetate, Glycol monomethyl ether acetate, 2-Methoxyethyl acetate
CAS No.
110-49-6
RTECS No.
KL5950000
DOT ID & Guide
1189 129
Formula
CH₃COOCH₂CH₂OCH₃
Conversion
1 ppm = 4.83 mg/m3
IDLH
200 ppm
See: 110496
Exposure Limits
NIOSH REL
TWA 0.1 ppm (0.5 mg/m3) [skin]
OSHA PEL
TWA 25 ppm (120 mg/m3) [skin]
Measurement Methods
NIOSH 1451;
OSHA 53 , 79
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a mild, ether-like odor.
Molecular Weight
118.1
Boiling Point
293°F
Freezing Point
-85°F
Solubility
Miscible
Vapor Pressure
2 mmHg
Ionization Potential
?
Specific Gravity
1.01
Flash Point
120°F
Upper Exposive Limit
8.2%
Lower Explosive Limit
1.7%
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
Incompatibilities & Reactivities
Nitrates; strong oxidizers, alkalis & acids
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, nose, throat; kidney, brain damage; In Animals: narcosis; reproductive, teratogenic effects
Target Organs
Eyes, respiratory system, kidneys, brain, central nervous system, peripheral nervous system, reproductive system, hematopoietic system
Personal Protection/Sanitation
(See protection codes)
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 1 ppm:
(APF = 10) Any supplied-air respirator*

Up to 2.5 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*

Up to 5 ppm:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Up to 100 ppm:
(APF = 1000) Any supplied-air respirator operated in a pressure-demand or other positive-pressure mode*

Up to 200 ppm:
(APF = 2000) Any supplied-air respirator that has a full facepiece and is 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

See also
INTRODUCTION   ICSC CARD: 0476

Follow NIOSH

NIOSH Homepage

TOP