Cas号127-19-5Beilstein1737614分子式***H9NO；CH3CON(CH3)2分子量87.12别名乙酰二***,二甲替***,***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（***计）≤100.0ppm碱度alkalinity（二***计）≤5.0ppm电导率conductivity（25℃）≤0.50us/cm)