Properties: Pure product is colorless transparent liquid and the industrial one is light yellow transparent liquid. When facing the air the color will turn dark and the speed will even high if under strong sunshine. It is soluble in ethyl, chloroform, benzene and other organic solvent. Physical parameters: Molecular formula:(c2h5)2noh density:0.896-0.902(20oc) Molecular weight:89.14 refractive power:1.4173(25oc) Boiling point:125oc-133oc flashing point:46.1-48.4oc Melting point:-25oc Specifications: No. Test items specification 1 appearance clear liquid yellow topink in color 2 purity %í² 85.0 95.0 3 diethylamine %ín 1.0 1.0 4 moisture %ín 15.0 5.0 Package:170kg plastic lined iron drum or 185kgs net weight.