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    • Optical brightener ER-I

    Optical brightener ER-I

    • C.I.Fluorescent Brightener 199
    • C.I.40705
    • CAS: 13001-39-3
    • Molecular Formula: C24H16N2
    • Formula Weight: 332.40

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    Specification

    Appearance:Yellow green crystalline powder or liquid

    Shade: Similar to standard

    Purity: ≥99%

    Melting point: 229-231℃


    Characteristic

    1.Stilbene-like compound and not soluble in water, appearing non-ionic.   

    2.Used for whitening of polyester fiber in printing and dyeing industry and in possession of extremely high fluorescence intensity and whiteness, color fastness to sunlight of 4-5 grade and color fastness to washing of 4-5 grade.


    Application

    A good optical whitening agent for polyester fiber and has good whitening effect on

    plastics such as PE,PP and PVC and their process of shaping with polyester chips

    or recovered polyester chiaps.

    Packing

    Packed in 25kgs Fiber Drum or 1000kgs IBC drum

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    ER-I.pdf

     

    Please refer to PROMOTION for good value products learn more


    We Provide

  • Solution for ink, coating, plastics and textiles with 20 years business experience.
  • Best value products with guaranteed quality and competitive price.
  • Timely and safety delivery
  • Professional sales and after-sale service.
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    CONTACT US

    To learn more information about our company or obtain specific information about our products,
    please contact serivce center with 86-532-88978177 or use the contact us link below.

    get in contact

    CONTACT
    +86-532-88978177
    sales@cncolorchem.com
    8618506392666