Message: | CAS No.: 105-59-9
Physical and chemical properties
MDEA is Colorless or light yellow viscous liquid, Molecular formula CH3-N(CH2CH2OH)2, Molecular weight 119.16, Boiling point: 246-249℃/760MMHg, Specific gravity(D ℃ ):1.0425, Ice point : -21℃, Viscosity (12℃)CP: 101.
Quality index
Index name Index
Top grade First grade
Appearance Colorless liquid Colorless liquid or light yellow viscous
N-methyl diethanolamine≥ ≥99.5% ≥99%
Primary-secondary amine, mmol/g < 0.20 0.50
Moisture < 0.3% 0.5%
Density (20℃), g/cm3 1.030-1.050
Uses
N-methyl diethanolamine is mainly used in purification of acid gas, particularly of end gas of refinery gas, sulfur removal of natural gas, decarbonization of chemical fertilizer plant, with good selectivity. It is also used in surfactant, solvent of water-soluble coatings and emulsifier of pharmaceutical intermediate.
Packing and storage
Packing: in galvanized metal pail, net weight 200kg each. Storage: stored in ventilated, dry and cool place, being cautious of smoke and fire |