Ethanolamine
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CAS
141-43-5
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NH2CH2CH2OH
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RTECS
KJ5775000
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Synonyms & Trade Names
2-Aminoethanol, beta-Aminoethyl alcohol, Ethylolamine, 2-Hydroxyethylamine, Monoethanolamine
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DOT ID & Guide
2491 / 153
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Exposure
Limits
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NIOSH REL: TWA 3 ppm (8 mg/m3) ST 6 ppm (15 mg/m3)
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OSHA PEL†: TWA 3 ppm (6 mg/m3)
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IDLH
30 ppm
See: 141435
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Conversion
1 ppm = 2.50 mg/m3
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Physical Description
Colorless, viscous liquid or solid (below 51°F) with an unpleasant, ammonia-like odor.
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MW: 61.1
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BP: 339°F
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FRZ: 51°F
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Sol: Miscible
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VP: 0.4 mmHg
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IP: 8.96 eV
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Sp.Gr: 1.02
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Fl.P: 186°F
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UEL: 23.5%
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LEL(284°F): 3.0%
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Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
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Incompatibilities & Reactivities
Strong oxidizers, strong acids, iron [Note: May attack copper, brass, and rubber.]
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Measurement Methods
NIOSH 2007, OSHA PV2111
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: Daily
Provide: Eyewash
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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/OSHA
Up to 30 ppm:
(APF = 10) Any chemical cartridge respirator with cartridge(s) providing protection against the compound of concern*
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concern
(APF = 25) Any powered, air-purifying respirator with cartridge(s) providing protection against the compound of concern*
(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 canister providing protection against the compound of concern/Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin, respiratory system; drowsiness
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Target Organs
Eyes, skin, respiratory system, central nervous system
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See also: INTRODUCTION
See ICSC CARD: 0152 |
