啪啪A片大全免费,国内熟女啪啪自拍,A片毛片免费观看啪啪首页

<th id="ukhh4"><sup id="ukhh4"></sup></th>
    <center id="ukhh4"><small id="ukhh4"></small></center>
    <code id="ukhh4"></code>
    <object id="ukhh4"></object>

    <th id="ukhh4"></th>
  1. <big id="ukhh4"><em id="ukhh4"></em></big>
  2. <code id="ukhh4"><small id="ukhh4"><optgroup id="ukhh4"></optgroup></small></code>
  3. <del id="ukhh4"><small id="ukhh4"></small></del>
  4. <big id="ukhh4"><em id="ukhh4"></em></big>

    sell 2-phenylphenol;2-biphenylol;2-hydroxybiphenyl

    2-phenylphenol is remarkably versatile organic chemical products, widely used antiseptic, auxiliaries and surfactant synthesis of new plastics, resins and polymer materials in areas such as stabilizers and flame retardants.

    2-phenylphenol

    1,1'-biphenyl-2-ol;

    2-biphenylol ;

    2-hydroxybiphenyl

    Molecular Weight:170.21

    CAS:90-43-7

    EINECS:201-993-5

    Density:1.213

    Melting point:56 oC

    Boiling point:282 oC

    Flash point:123 oC

    Purity:99.9%

    2-phenylphenol is remarkably versatile organic chemical products, widely used antiseptic, auxiliaries and surfactant synthesis of new plastics, resins and polymer materials in areas such as stabilizers and flame retardants.


    啪啪A片大全免费,国内熟女啪啪自拍,A片毛片免费观看啪啪首页
    <th id="ukhh4"><sup id="ukhh4"></sup></th>
      <center id="ukhh4"><small id="ukhh4"></small></center>
      <code id="ukhh4"></code>
      <object id="ukhh4"></object>

      <th id="ukhh4"></th>
    1. <big id="ukhh4"><em id="ukhh4"></em></big>
    2. <code id="ukhh4"><small id="ukhh4"><optgroup id="ukhh4"></optgroup></small></code>
    3. <del id="ukhh4"><small id="ukhh4"></small></del>
    4. <big id="ukhh4"><em id="ukhh4"></em></big>