Ethanolamine |
Synonyms & Trade Names 2-Aminoethanol, ?-Aminoethyl alcohol, Ethylolamine, 2-Hydroxyethylamine, Monoethanolamine |
CAS No. 141-43-5 |
RTECS No. KJ5775000 |
DOT ID & Guide 2491 153 |
FormulaNH2CH2CH2OH |
Conversion 1 ppm = 2.50 mg/m3 |
IDLH 30 ppm
See: 141435 |
Exposure Limits NIOSH REL: TWA 3 ppm (8 mg/m3) ST 6 ppm (15 mg/m3)
OSHA PEL†: TWA 3 ppm (6 mg/m3) |
Measurement Methods
NIOSH 2007;
OSHA PV2111
See: NMAM or OSHA Methods |
Physical Description Colorless, viscous liquid or solid (below 51°F) with an unpleasant, ammonia-like odor. |
MW: 61.1 |
BP: 339°F |
FRZ: 51°F |
Sol: Miscible |
VP: 0.4 mmHg |
IP: 8.96 eV |
Sp.Gr: 1.02 |
Fl.P: 186°F |
UEL: 23.5% |
LEL(284°F): 3.0% |
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| Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F. |
Incompatibilities & Reactivities Strong oxidizers, strong acids, iron [Note: May attack copper, brass, and rubber.] |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, skin, respiratory system; drowsiness |
Target Organs Eyes, skin, respiratory system, central nervous system |
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Personal Protection/Sanitation (See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash |
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush promptly
Breathing: Respiratory support
Swallow: Medical attention immediately |
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 |
| See also: INTRODUCTION See ICSC CARD: 0152
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