精品国产aⅴ,精品国产乱码久久久久久直播,超碰免费成人,国产农村毛片精品久久,狠狠色综合久久婷婷色天使,亚洲午夜久久久综合37日本,伊人影院中文字幕

2-Hydroxyphenyl boronic acid

  • CasNo: 89466-08-0
  • Molecular Formula: C6H7BO3
  • Purity:99
  • Molecular Weight:137.93
Inquiry

Product Details

Packing:25 kg/barrel

Appearance:White powder