国产精品人妇原创在线播放_国产内射一级一片内射精品视频_中文字幕亚洲制服在线看_国产真实偷人视频A-国产亚洲精品天堂-久久国产麻豆黄片-久久天堂国产精品-91欧美

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

CollectionHomepage中文版

More>>
Thionyl chloride
Product name: Thionyl chloride
CAS NO: 7719-09-7
Molecular weight: 118.9704 
EC NO: 231-748-8
Molecular formula: SOCl2
InChI: InChI=1/Cl2OS/c1-4(2)3
Structural formula:
  Order                   Back