免费国产裸体美女视频全黄-亚欧洲精品在线视频免费观看-欧美大成色www永久网站婷-国产偷国产偷亚洲清高动态图-国产乱妇乱子在线播视频播放网站-综合自拍亚洲综合图区高清

[Product name]:

N,N,N'-Trimethylethylenediamine

[Structural Formula]:

[Molecular Formula]:

C₅H₁₄N₂

[Molecular Weight]:

102.18

[CAS NO]:

142-25-6

[Packing]:

Properties

Appearance

White crystal powder

Melting range ℃

Quality Specifications

Purity%

≥98.0

Moisture %

  ≤0.5