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ShanDong Qi Tai chemical Co., Ltd.

Qi Tai chemical Co., Ltd.—14 Yearsoptical brightener manufacturers, stable quality and competitive price.

hotline:+86-13156220767

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optical brightener SWN 140/52

Products: optical brightener SWN 140
    optical brightener SWN 140/52
    Hot Line:+86-13156220767
    optical brightener OB-1 393
    optical brightener OB-1 393
    optical brightener OB-1 393
    optical brightener KCB 367
    optical brightener KCB 367
    optical brightener KCB 367
    optical brightener OB 184
    optical brightener OB 184
    optical brightener OB 184
    optical brightener FP-127 378
    optical brightener FP-127 378
    optical brightener FP-127 378

    optical brightener SWN 140/52

    Chemical name: 7- two diamino -4- methyl coumarin
    Molecular formula: C14H17NO2
    Molecular weight: 430.5618
    CAS: 12224-03-2
    Properties:
    This product is white to light brown crystalline powder, soluble in acid aqueous solution, ethanol and ethylene glycol and organic solvents. Commodity products are generally pure products and sulfuric acid or hydrochloric acid salt, or mixed with organic acid salt. This product is not suitable for bath with sodium chlorite.
    Technical conditions:
    Standard: HG/T 4034-2008
    Appearance: white to light brown crystalline powder.
    Color light: blue light
    Melting point: 68-72 C
    Content: more than 98.5%
    UV absorption: 1000-1100
    Volatile: less than 0.5%
    Ash: less than 0.3%
    Fineness: through 200 mesh
    Use:
    This product is used for whitening wool, natural silk, nylon, acetate fiber and three acetate fiber. It can also be used for whitening cotton, cellulose fiber and acrylic fiber. The dosage is 0.05% to 2%. Adding the synthetic detergent powder to wash the fabric can improve the appearance whiteness of the washed fabric.

    Packaging: 25kg cardboard drum packaging, in a cool, dry place to avoid light preservation.

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    Contact Us

    Hot Line: +86-13156220767

    TEL:+86-13156220767

    FAX:

    EMAIL:Sales@qitaichemical.com

    ADD:772 Jinshui Road,Licang District,Qingdao,Shandong

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