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

  Zouping mingxing chemical co.,ltd.
  Sell
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese
Sell: 1,3-Dibromopropane
Date: 2011-10-15
Cas#: 109-64-8
Specification:
Price:
Quantity: Kilogram
Term: 365
Note: 1,3-Dibromopropane


CAS#:109-64-8


Structural formula: BrCH2CH2CH2Br


Physical property: Colorless transparent liquid. boiling point:167oC,relative density:1.9822,flash point:54oC,melting point:-34.2oC,density(20oC):1.1896.


Uses: medicine intermediate, the intermediate for organic synthesis
Quality index:


Index Target number Test method
Color max.20 DIN ISO 6271
Content min.99% GC
dissociative bromine 0.01%
Water content max.0.2% DIN ISO 51777


Packing and storage:In plastic barrel, each 250kg, keep in norm temperature, sealed and free from fire.
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.