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

CollectionHomepage中文版

More>>
Paraformaldehyde
Product name: Paraformaldehyde
CAS NO: 30525-89-4
Molecular weight: 30n 
EC NO: NA
Molecular formula: (CH2O)n
InChI: InChI=1/C3H8O/c1-3-4-2/h3H2,1-2H3
Structural formula:
  Order                   Back
 
 
 
 
 
国产色a在线观看,中文字幕人妻系列九九视频,日本成熟妇女性爱视频,国产精品系列在线