千亿国际娱乐966

<ruby id="r99xn"></ruby>

<noframes id="r99xn"><listing id="r99xn"><nobr id="r99xn"></nobr></listing>

<address id="r99xn"></address>
<noframes id="r99xn">

<address id="r99xn"></address><form id="r99xn"><nobr id="r99xn"><meter id="r99xn"></meter></nobr></form><noframes id="r99xn"><address id="r99xn"><nobr id="r99xn"></nobr></address>

<address id="r99xn"><listing id="r99xn"><listing id="r99xn"></listing></listing></address>
<address id="r99xn"><nobr id="r99xn"><progress id="r99xn"></progress></nobr></address>

    <noframes id="r99xn">

      chemicals

      Chemicals are substances formed by chemical union of two or more elements or ingredients in definite proportion by weight. They are produced by or used in a reaction involving changes in atoms or molecules.
      Generally, "chemicals" refers to a much wider class of substances that includes many mixtures of chemical substances that often find application in many vocations.
      There are two major types of chemicals:
      ? Inorganic Chemicals are compounds that do not contain hydrocarbon groups.
      ? Organic Chemicals are compounds containing hydrocarbon groups.
      Chemicals are used to make a wide variety of consumer goods, as well as thousands inputs to agriculture, manufacturing, construction, and service industries.

      Department:
      Chemicals Marketing & Export Department
      Caustic Soda,Methanol,LAB,HAB,TDI,MDI,EDc,MEG,DEG,VCM

      Tel:+98 21 82852530/+98 21 82852540
      Fax:+98 21 88825105/+98 21 88881726

      contact to Chemical Department

      <ruby id="r99xn"></ruby>

      <noframes id="r99xn"><listing id="r99xn"><nobr id="r99xn"></nobr></listing>

      <address id="r99xn"></address>
      <noframes id="r99xn">

      <address id="r99xn"></address><form id="r99xn"><nobr id="r99xn"><meter id="r99xn"></meter></nobr></form><noframes id="r99xn"><address id="r99xn"><nobr id="r99xn"></nobr></address>

      <address id="r99xn"><listing id="r99xn"><listing id="r99xn"></listing></listing></address>
      <address id="r99xn"><nobr id="r99xn"><progress id="r99xn"></progress></nobr></address>

        <noframes id="r99xn">

          video

          Foreign exchange

          Mobile phone

          car

          Finance

          city

          Finance

          city

          Buy a car