• Technical Data Sheet
Monoethanolamine (MEA)
CAS No. 141-43-5
IUPAC name: 2-Aminoethanol
Other names: 2-Hydroxy-ethylamine, Olamine
TYPICAL PHYSICAL PROPERTIES
Parameter Conditions Units Value
Molecular weight g 61.08
Specific gravity 20°C 1.018
Boiling point 760 mmHg °C 172
Freezing point °C 10
Auto-ignition temperature °C >400
Flammable limits
Upper % volume 17
Lower % volume 5.5
Viscosity 20°C cP 24.4
Flash point ACC °C 93
20
Refractive index nD 1.4539
Specific heat 30°C cal/g/°C 0.497
Solubility in water 20°C % wt complete
-4
Expansion coefficient per °C 7.78 x 10
Surface tension N/m 0.049
Vapour pressure 20°C mbar <1
ABBREVIATIONS
ACC Abel Closed Cup
NOTES
MEA is hygroscopic, water soluble in all proportions and miscible with numerous organic solvents.
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Monoethanolamine - Technical Datasheet - May 2006
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