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siwei development co., ltd
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siwei development co., ltd
China

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  • CEPHRADINE
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    CEPHRADINE

    WE CAN SUPPLY YOU CEPHRADINE, IF YOU ARE INTERESTED, KIND PLEASE CONTACT US WITH THANKS!
  • L-CYSTINE
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    L-CYSTINE

    WE CAN SUPPLY YOU MANY KINDS OF AMINO ACID, IF YOU ARE INTERESTED, KIND PLEASE CONTACT US WITH THANKS!
  • RIBAVIRIN
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    RIBAVIRIN

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • ACYCLOVIR
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    ACYCLOVIR

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Leucine
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    L-Leucine

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Valine
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    L-Valine

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Phenylalanine
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    L-Phenylalanine

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Cysteine HCL
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    L-Cysteine HCL

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Lysine HCL
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    L-Lysine HCL

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Arginine HCL
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    L-Arginine HCL

    Siwei Company offers Amino Acid and Pharmaceutical Raw Material as well as
    GMP certificate, always assuring your customers highest quality demands.

    We are a manufacturer....
  • L-Arginine HCL, L-Lecuine, L-Valine, L-Phenylalanine
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    L-Arginine HCL, L-Lecuine, L-Valine, L-Phenylalanine

    AMINO ACID IS FOR THE FOOD INGREDIENT AND FEED ADDITIVES, IF YOU ARE INTERESTED, KIND PLEASE CONTACT US WITH THANKS.
  • L-Lysine HCL
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    L-Lysine HCL

    Origin:
    China
    we can offer L-Lysine HCL and other amino acid products, if you are intersted, kind please contact us, thanks!
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