久久精品一区二区国产,一区二区三区在线播放,91热这里只有精品,91热这里只有精品,91激情视频在线,免费福利网站在线观看,电视剧团圆饭全45集正片

[Product name]:

N,N-Dimethyl-2-oxopropanamide

[Structural Formula]:

[Molecular Formula]:

C5H9NO2  

[Molecular Weight]:

 115.13

[CAS NO]:

19432-30-5

[Packing]:

Properties

Appearance

White crystal powder

Melting range ℃

Quality Specifications

Purity%

≥98.0

Moisture %

  ≤0.5