国产一区二区在线播放,色视频在线网站,九色精品高清在线播放,www.sihu,日本xxxxx成年视频软件,色播播电影,久草视频在线看

2-Hydroxy-5-nitro pyridine

  • CasNo:5418-51-9
  • Molecular Formula:C5H4N2O3
  • Purity:98
  • Molecular Weight:140.1
Inquiry

Product Details

Melting point: 188-191 oC

Packing:25 kg/barrel

Appearance:White powder