播放日韩一级黄色片,欧美一二三专区,国产自av,欧美一线视频,国产夜夜夜,www 久久久久,99久久婷婷国产综合精品免费

5-Bromo-2 -cyanopyridine

  • CasNo:97483-77-7
  • Molecular Formula:C6H3BrN2
  • Purity:99
  • Molecular Weight:183.01
Inquiry

Product Details

Melting point:128-132 oC

Packing:25 kg/barrel