<noframes id="v7lvq"><big id="v7lvq"></big><var id="v7lvq"></var>
    <dfn id="v7lvq"><var id="v7lvq"></var></dfn>
<var id="v7lvq"><del id="v7lvq"><delect id="v7lvq"></delect></del></var>
<progress id="v7lvq"><del id="v7lvq"></del></progress><div id="v7lvq"><dfn id="v7lvq"><delect id="v7lvq"></delect></dfn></div>
<noframes id="v7lvq"><table id="v7lvq"><dfn id="v7lvq"></dfn></table>
    <div id="v7lvq"><progress id="v7lvq"></progress></div>
      <progress id="v7lvq"></progress>
      <ol id="v7lvq"><dfn id="v7lvq"></dfn></ol>
        Welcome to Haixin Website
        Alumina
        Activated alumina
        This product is non-toxic and tasteless, white powder. Soluble in acid or alkali solution, can react with water to generate high strength of Aluminium Hydroxide Gel. Product Spcification: Item Unit B...
        More
        Alumina adsorbent
        Alumina adsorbent for white spherical porous particles, uniform size, smooth surface, high mechanical strength, strong adsorption capacity, water absorption expansion does not crack after not to mainta...
        More
        Alumina Ceramic Balls
        The chemical processing of raw materials and high quality porcelain. Low water absorption, high temperature, high pressure and acid, alkali, salt and a variety of organic solvents, and can withstand th...
        More
        国产色系视频在线观看,黑人巨大40cm在线播放,久久频这里精品99香蕉,免费a级毛片高清视频日韩