在线激情国产一区_国产视频精品免费视频国产日韩欧美一区二区_果冻传媒免费资源在线观看_波多野结衣AV久草_男女刺激有声叫爽视频_国产精品视频九一_黄色网站国产在线观看_日韩无码精品尤物_日韩欧美高清亚洲一区二区_国产AV无码专区亚洲AⅤ中文

Products and marketsProducts
  • Chemical Name:Polyvinylpyrrolidone (PVP)

  • Name


    Polyvinylpyrrolidone (PVP)


    CAS No.


    9003-39-8


    Molecular formula

    (C6H9NO)n

    Structure formula


    Appearance


    White or yellowish-white powder; Colorless or yellowish clear liquid


    Application

    Mainly used for hair care products as a finalizing agent, film forming

    agent and viscosity regulator; Film forming agent and moisturizer in

    sunscreen; Moisturizers and lubricants for facial care products, foam

    stabilizers and lubricants for toothpaste, etc.



    Product specifications:


    Product

    K-value

    Solid content

    (%)

    pH

    NVP

    (ppm)

    Heavy metals

    (ppm)

    Starpc? K30P

    27.0-33.0

    95.0-100.0

    3.0-7.0

    ≤50

    ≤10

    Starpc? K30 30%S

    27.0-33.0

    29.0-31.0

    4.0-8.0

    ≤50

    ≤10

    Starpc? K90P

    88.0-96.0

    95.0-100.0

    5.0-9.0

    ≤50

    ≤10

    Starpc? K90 20%S

    90.0-98.0

    19.0-21.0

    7.0-9.0

    ≤50

    ≤10




    Packaging and Storage:


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

    PVP solution: Packed in 50/200 kg plastic drum or IBC

    Special packing is available according to customer's requirement

    Preserve in tight containers