国产精品久久久久久久久图文区,亚洲精品www久久久久久广东,91日日夜夜,91精品国产自产老师啪,秋霞午夜视频,国内精品久久久久久久久久久久,一区二区国产视频

9,9-Dimethyl-9H- fluoren-2-yl-boronic acid

  • CasNo：333432-28-3
  • Molecular Formula：C15H15BO2
  • Purity：99
  • Molecular Weight：238.09
Inquiry

Product Details

Packing:25 kg/barrel