日韩欧美一区二区三区在线,久久久免费观看视频,亚洲精品aaa,91极品国产,国产精品久久久久久久久鸭,亚洲国产成a人v在线观看,国产69精品久久久久9999

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