... 4.Competitive price Diethanolamine(DEA)Specifications1,Colorless or yellowish ropy liquid. Solubility: 2,specific weight(D oC):1.08, 3,m. ... raw material in the synthesis of drugs or organic synthesisPropertiesMolecular formula C4H11NO2 Molecular weight 105.14 Melting point 10.5°C ... index 476, flash point: 146°CCharacters Colorless or yellowish ropy liquid. Solubility: 4.2% in benzene, 0.8% in ether at ...