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
Sell: 1,3-propane sultone (C3H6SO3)
Date: 2008-11-10
Cas#: 1120~71~4
Specification: 芒鈥奧?9%
Price:
Quantity: 100Kilogram
Term: 3
Note: 1,3-propane sultone (C3H6SO3)
CAS No 1120~71~4
Appearance: Clear colorless to yellowish liquid
Assay: 芒鈥奧?9%
Melting point: 30-32C
Refractive index( 40C): 1.4495-1.4505
Application: It is an important chemical intermediates. It is a starting material for brightener, sensitizing dye, anionic gemini surfactant
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.