Methyl Cellosolve®
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CAS
109-86-4
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CH3OCH2CH2OH
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RTECS
KL5775000
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Synonyms & Trade Names
EGME, Ethylene glycol monomethyl ether, Glycol monomethyl ether, 2-Methoxyethanol
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DOT ID & Guide
1188 / 127
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Exposure
Limits
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NIOSH REL: TWA 0.1 ppm (0.3 mg/m3) [skin]
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OSHA PEL: TWA 25 ppm (80 mg/m3) [skin]
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IDLH
200 ppm
See: 109864
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Conversion
1 ppm = 3.11 mg/m3
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Physical Description
Colorless liquid with a mild, ether-like odor.
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MW: 76.1
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BP: 256°F
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FRZ: -121°F
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Sol: Miscible
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VP: 6 mmHg
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IP: 9.60 eV
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Sp.Gr: 0.96
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Fl.P: 102°F
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UEL: 14%
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LEL: 1.8%
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Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
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Incompatibilities & Reactivities
Strong oxidizers, caustics
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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
Provide: Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush promptly
Breathing: Respiratory support
Swallow: Medical attention immediately
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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
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, nose, throat; headache, drowsiness, lassitude (weakness, exhaustion); ataxia, tremor; anemic pallor; in animals: reproductive, teratogenic effects
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Target Organs
Eyes, respiratory system, central nervous system, blood, kidneys, reproductive system, hematopoietic system
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See also: INTRODUCTION
See ICSC CARD: 0061 See MEDICAL TESTS: 0139
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