午夜十二点正片免费看|男人天堂avav|1000部免费视频,91香蕉污,成人羞羞视频在线观看免费,日本网站免费观看

      4-Methylbenzophenone

      Product Type Benzophenone Derivatives
      CAS No. 134-84-9
      Physicochemical properties

      Appearance: White solid, Loss on drying: 0.20% Max

      Structural formula 4-Methylbenzophenone
      Content 99.0%min
      Detailed Introduction