亚洲日韩小视频在线观看_三级片在线观看国产_自偷自拍野外自偷自拍_日本老熟妇乱子伦在线视频

Products

People oriented, science and technology first, and win-win cooperation

2,4-Dichloro-5-fluoroacetophenone

Product name 2,4-Dichloro-5-fluoroacetophenone;
CAS RN 704-10-9
EINECS No.  
Molecular formula C10H7BrF6O
Molecular weight 337.0564