欧美韩中文精品有码视频在线_日韩午夜无码a级毛片_国产美女口爆吞精普通话_一夜强开两女花苞

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