日韩欧美中文字幕有码人妻在线_亚洲人成在线观看无码_AA级片欧美久久片_少妇偷倩打野战 ,美国一级欧美三级,一级毛片试看,一级片在线观看免费,国产一级免费视频

Welcome to visit Changzhou Chengbang Chemical Co., Ltd. official website!

CollectionHomepage中文版

More>>
Epichlorohydrin
Product name: Epichlorohydrin
CAS NO: 106-89-8
Molecular weight: 92.5242 
EC NO: 203-439-8
Molecular formula: C3H5ClO
InChI: InChI=1/C3H5ClO/c4-1-3-2-5-3/h3H,1-2H2
Structural formula:
  Order                   Back