Optical Brightener CBW for detergent

Mocular Weight: 562.60 (As International relative Atom Mass 1997)

 Specification: Appearance:  Pistachio granule

                       Smell: no special smell

                       Max UV absorption wavelength, nm:348±1

                       1% Extinction coefficient 1105-1181

                       Extinction value  0.829-0.885

USAGE:

    1. Being used in paper-making industry, add them into the paper pulp, coating solvent and surface gluing solvent after dissolving with the 20 times water.usual dosage: 0.1-0.3% on dry pulp or dry dope.
    2. When whitening of the cotton, hemp or cellulose, directly adding the fluorescent brightener dissolved with water into the dye vat, the dosage:0.08-0.3%, bath ratio:1:20-40, the dying temperature:60-100.

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