亚洲视频在线青青，日韩综合无码一区二区，一区爱爱视频，亚洲国产无码网站，无码社区，老少妇人妻无码专区视频大，亚洲一级av无码毛片精品，永久在线视频

Home > Products

Products List

•	PVP Homopolymers

•	VP/VA Copolymers

•	Croslinked PVP

•	Povidone Iodine

•	N-Vinylpyrrolidone

•	2-Pyrrolidone

•	NEP

•	NOP

•	NMP

•	NMP

2-Pyrrolidone

Product Name:2-Pyrrolidone

Chemical Name:2-Pyrrolidone,2P

CAS NO.:616-45-5

Formula Sturcture:

Properties: Colourless crystal under 25℃;transparent liquid above 25℃.chemical character stability and non-corrosiveness.

Applications:2-Pyrroliodne is one of the very importand solvents in pharmaceutical and other resins,it’s widely combined used with pharmaceutical grade Povidone K15/Povidone K17 to produce veterinary drugs,and it’s one of the main materials used in the production of Acetamide pyrrolidone.

Specifications:

Appearance	Colourless crystal under 25℃;transparent liquid above 25℃.
Assay	99.0% min.
Moisture	0.3% max.
Amine	0.2% max.
Color (APHA)	100

Jiaozuo Zhongwei Special Products Pharmaceutical Co.,Ltd.
Add:No.115,Xinyuan-Dong Road,Wen Town,Jiaozuo,Henan,454800,China
Tel:+86-391-6109928
Fax:86-391-6109918
E-mail: sales@zw-pvp.com
International Business:
E-mail: sales@zw-pvp.com

Mobile version

Wechat

精品视频国产狼人视频,日韩国产欧美制服中文,日韩精品人妻在线视频,亚洲欧美日韩动漫一区二区

<blockquote id="ssmmm"><meter id="ssmmm"></meter></blockquote>

<b id="ssmmm"></b>