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Methyl Cellosolve®

Synonyms & Trade Names
EGME, Ethylene glycol monomethyl ether, Glycol monomethyl ether, 2-Methoxyethanol
CAS No.
109-86-4
RTECS No.
KL5775000
DOT ID & Guide
1188 127
Formula
CH3OCH2CH2OH
Conversion
1 ppm = 3.11 mg/m3
IDLH
200 ppm
See: 109864
Exposure Limits
NIOSH REL
: TWA 0.1 ppm (0.3 mg/m3) [skin]
OSHA PEL
: TWA 25 ppm (80 mg/m3) [skin]
Measurement Methods

NIOSH 1403;
OSHA 53 , 79
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a mild, ether-like odor.
MW:
76.1
BP:
256°F
FRZ:
-121°F
Sol:
Miscible
VP:
6 mmHg
IP:
9.60 eV
Sp.Gr:
0.96
Fl.P:
102°F
UEL:
14%
LEL:
1.8%
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
Incompatibilities & Reactivities
Strong oxidizers, caustics
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, nose, throat; headache, drowsiness, lassitude (weakness, exhaustion); ataxia, tremor; anemic pallor; in animals: reproductive, teratogenic effects
Target Organs
Eyes, respiratory system, central nervous system, blood, kidneys, 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
Provide: Quick drench
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   See ICSC CARD: 0061   See MEDICAL TESTS: 0139
 
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