<address id="ptnht"></address>

<address id="ptnht"><nobr id="ptnht"></nobr></address>

    <thead id="ptnht"><dfn id="ptnht"><ins id="ptnht"></ins></dfn></thead>

    <address id="ptnht"></address>

    <sub id="ptnht"><listing id="ptnht"></listing></sub>
    <address id="ptnht"><listing id="ptnht"></listing></address>
    <address id="ptnht"><var id="ptnht"></var></address>

    <sub id="ptnht"></sub>

    <font id="ptnht"><dfn id="ptnht"><output id="ptnht"></output></dfn></font>
      <address id="ptnht"><listing id="ptnht"></listing></address>
        <address id="ptnht"></address>

      <thead id="ptnht"></thead>
        <address id="ptnht"><dfn id="ptnht"></dfn></address><sub id="ptnht"><dfn id="ptnht"><ins id="ptnht"></ins></dfn></sub>
        <sub id="ptnht"><dfn id="ptnht"><ins id="ptnht"></ins></dfn></sub>

        惠城業務

        - HY分子篩 -


        產品特點及應用

        HY分子篩是指Y型分子篩骨架中含有的鈉離子被H離子置換后所形成的HY型晶體結構的分子篩,是一種骨架中含有H的硅鋁酸鹽。

        主要用于作為制備催化裂化(FCC)催化劑或加氫裂化催化劑的活性組分。


        90.jpg

        被公侵犯的漂亮人妻中文字幕_久久久久爆乳不卡一区二区_亚欧洲精品在线视频免费观看_秋葵视频在线