斗转星移合成怎么进不去,a级片电影免费在线视频,九九热这里只有精品6,免费吃奶摸下激烈视频网址,国产麻豆a一级毛片爽爽影院,波霸女的淫欲生活,孽乱呻吟声老妇

  Wuhan bright chemical co., ltd
  Sell
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese
Sell: FC-4 Perfluorobutylsulfonylfluoride
Date: 2025-02-19
Cas#: 375-72-4
Specification: 99%
Price:
Quantity: 6000Kilogram
Term:
Note: Fluorosurfactant FT-4(FC-4)375-72-4 C4F9SO2F CAS No.375-72-4
Perfluorobutylsulfonylfluoride


MF: C4F9SO2F
Boiling point: 65-66 C
Refractive index(n25D): 1.2810
Density (d420): 1.750-1.700
Assay: 98% ( GC)
PH: 3.8-4.8


Appearance: clear colorless or slightly yellow liquid
Application: It is the homologue of perfluorooctylsulfonylfluoride and can be used to synthetize various of special perfluoro surfactants. Its potassium salt is an excellent anion surfactant and fire retardant for polycarbonate.
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.