What is monoethanolamine (CAS 141-43-5) ?
A colorless, ammoniacal, hygroscopic viscous liquid with a boiling point of 170℃, soluble in water. Melting point 10 to 11 ºC; It is easy to combine with carbon dioxide, hydrogen sulfide and other acidic gases at room temperature, and the acidic gas is easy to be released when heated, so its aqueous solution is often used for gas purification.
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%(m/m) |
99.5 | 99.92 | |||
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%(m/m) |
0.2 | 0.007 | |||
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Distillation test (0ºC, 101325Pa), 168~174ºC |
95 | 98 | |||
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%(m/m) |
0.3 | 0.023 | |||
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Density (20ºC) |
g/cm^3 |
1.014 | 1.019 | 1.0154 | |
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Pt-Co |
10 | 5 | |||
What is the use of monoethanolamine (CAS 141-43-5) in industry?
Monoethanolamine (MEA) is a simple ethanolamine with one primary amine and one alcohol group. It is a colorless liquid with a mild ammonia odour. MEA is mainly used in sweetening natural gas and coal gas, and as soap or amides in heavy-duty detergents. Monoethanolamine is also used in the production of ethylene amines.
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