久久国产高清影院_女人高潮久久亚洲特级毛片_精品人妻中文字幕在线_欧美阿ⅴ高清资源在不卡_九九亚洲精品无码_中文乱伦高清日本_成人毛片视频免费网站观看_四虎院影永久在线观看_了解最新app黄色_黄色网站一级免费

Welcome to the official website of Jiangsu Hengxiang chemical co., ltd.!

+86-513-87562888 , 87568999 , 87580999

[email protected]

Jiangsu Hengxiang chemical co., ltd.
1 1 2 3 3

Products

N-methyl-pyrrolidone

CAS NO: 872-50-4
Formula: C5H9NO
SF:
FW: 99.13
Physical date bp: 204°C
Gp: 95°C
FLR: 1.4680-1.4700
d: 1.020-1.040g/cm3
Content: ≥99.8%
Water: ≤0.1%
Appearance: light liquids
Uses: It can be also used as polymer solvents and polymerization process medium,such as polyamides.Polymides and polyphenyl thioether (PPS),ect.
Back