在线免费观看国产精品,国内自拍区,久草免费资源视频,国产精品二区在线,最近中文字幕无吗高清免费视频,91孕妇精品一区二区三区,日韩在线观看精品

2-Bromo-5-nitro pyridine

  • CasNo: 4487-59-6
  • Molecular Formula: C5H3BrN2O2
  • Purity:99
  • Molecular Weight:202.99
Inquiry

Product Details

Melting point: 137-141 oC

Packing:25 kg/barrel

Appearance:White powder