狼友av永久网站,超碰97国产欧美,奇米第四色777,丝瓜视频在线观看国产欧美中文日韩在线综合网_2021久久精品免费观


2,2’-Dithiobis(5-ethoxy-7-fluoro[1,2,4]triazol0[1,5-c]pyrimidine)


Product Name: 2,2’-Dithiobis(5-ethoxy-7-fluoro[1,2,4]triazol0[1,5-c]pyrimidine)
CAS: 166524-75-0
Molecular Structure:
Sspecification: 88.0%
Packing specification: 25KG kraft paper bag
Use: Important Intermediates of Dichlorosulfonamide and Chloramphenicol
  




  Previous product: lmazapic
  Next product: 5-Methylpyridine-2,3-dicarboxylic acid dimethyl ester