Cas号127-19-5Beilstein1737614分子式C4H9NO；CH3CON(CH3)2分子量87.12别名乙酰二甲胺,二甲替乙酰胺,二甲基乙酰胺外观Appearance清澈、无悬浮物纯度Purity≥99.9%(GC)色度Colorscale，Hazen单位≤10（铂-钴色号）水water≤250ppm铁Iron(Fe)≤0.050ppm酸度Acidity（乙酸计）≤100.0ppm碱度alkalinity（二甲胺计）≤5.0ppm电导率conductivity（25℃）≤0.50us/cm)