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  • Chemical Name:Polyvinylpyrrolidone (PVP)
  • Name


    Polyvinylpyrrolidone (PVP)


    CAS No.


    9003-39-8


    Molecular formula

    (C6H9NO)n

    Structure formula

    Appearance


    White or yellowish-white powder


    Application

    As an excellent pore-forming agent, PVP has been widely used in the membrane industry such as dialysis membrane. The commonly used models are PVP K30, PVP K85 and PVP K90.


    Product specifications:


    Product

    K-value

    Water (%)

    pH

    PVP K30

    27.0-33.0

    5.0

    3.0-7.0

    PVP K85

    84.0-88.0

    5.0

    5.0-9.0

    PVP K90

    86.0-98.0

    5.0

    5.0-9.0


    Packaging and Storage:


    Packed in 25 kg fiber drum, inner lined with PE bags

    Special packing is available according to customer's requirement

    Preserve in tight containers