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Changzhou Yuping Chemical Co., Ltd.
   
 
 
Add:158 Xuecheng Road, Xueyan Town,
Wujin City, Jiangsu, China (213169)
Tel:+86-519-86160288, 86158021,
86158322, 86160118, 86160228
Fax:+86-519-86162202
E-mail:jushun@liyangchem.com

N-methyl diethanolamine
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

 
 
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