fluorescent whitening agent CBS-L

FLUORESCENT BRIGHTENER CBS-L

 C.I. 351    CAS:27344-41-8

STRUCTURE:

MOLECULAR FORMULA: C₂₈H₂₀S₂O₆Na₂

SUBASTANCE NAME:

disodium 2,2'-([1,1'-biphenyl]-4,4'-diyldivinylene)bis(benzenesulphonate)

MOLECULAR WEIGHT: 562.60 (As International relative Atom Mass 1997)

EXCUTIVE STANDARD: Q/LQH008-2004

SPECIFICATIONS:

PROPERTY:

Optical Brightener CBS-L is a liquid formulation of a disulfonic distyrylbiphenyl fluorescent whitening agent, which is one of the best optical brighteners used in synthetic fiber, cellulose fabric polyimides and proteinic fiber. It can be mixed with water at any proportion. At room temperature, it has a satisfactory effect when used in washing powder, soap and washing syrup and can be used in exhawsting ageing for cotton at high tempreture. It has good effect on the paper whitening. It is safe, nontoxic and can be added in any procedure of` the preparation of synthetic detergent. It has a high stability and resistance to sodium hypochlorite, oxidtive bleaching and strong acid.

APPLICATIONS:

Used in detergent and soap industry, bleach and pigment industry paper industry.

PROCEDURE:

It can be added in any procedure of the process of synthetic detergent and soap and the recommended dosage as following:

Common washing powder:0.02-0.12%         Soap:0.02-0.10%

Concentrated washing powder: 0.02-0.14%    Washing syrup: 0.01-0.04%

Liquid detergent: 0.02-0.06%                  Fabric fiber: 0.02-0.08%

PACKAGE: Packed in 25 kg, 50 kg or 200 kg plastic drum.

TRANSPORTATION:

Avoid inversion, sunlihgt, crash and avoid damaging the package.

    STORAGE:

    Should be stored in cool,dry and ventilate place.The stored term shouldn be not exceed 6 months. There might appeare be a little precipitate during the storage life or at lower temperature, but it has no effect on usage when dissolved at 70-90℃.