optical Brightener CBS-X(CAS NO 27344-41-8)

CHEMICAL NAME] 4.4'-bis(2-disulfonic acid styryl) biphenyl
[Molecular weight] 562.6

[Application range and recommended dosage]
TYPE Dosage (%w/w in detergents)
General washing powders 0.01-0.10
Concentrated washing powders 0.02-0.20
Liquid detergents 0.10-0.30
Scented soaps, soaps 0.02-0.20
Fabric softening agents 0.10-0.30
Washing cream 0.01-0.10
[Specifications]
E(1%/cm) 1105-1181
Particle Size 95% through 50 mesh screen
[Physical properties]

Solubility in water 25 degree, 25g/l
70degree, 100g/l
95 degree, 300g/l
Λ Max in ultra-violet range 348-350nm
Ionic character anion
[C. I. NO] C. I. 351
[CAS No. ]27344-41-8

[Characterization]
CBS-X is an optical fluorescent brightener of the distyryl biphenyl class, suitable for the optical brightening of synthetic.
Detergents, scented soaps, and soaps at all stages of processing.
[Feature]
CBS-X features high whitening strength, excellent fastness, to chlorine/oxygen bleaching, washing, and dry/wet light fastness, level dyeing properties. It is liable to biology degradation. Even in low temperature, the product has a high solubility in water, especially suitable for liquid detergent. CBS-X is mainly used as the optical brightening agents of cotton, linen, silk, wool, polyamide fibers and papers etc.
[Guidelines for use]
CBS-X can be added to synthetic detergents, scented soaps, soaps or dissolved in an ingredient and blendend equably at all stages of processing.
[Appearance]
Flow free bright yellowish granule.
[Storage]
Keep in cool dry place, keep away form sunlight, provided the usual precautions for handing chemicals are observed.
[Package]
Paper drum lined with plastics bags, net weight 25kg.
[Handing&safety]
CBS-351 can be handled in accordance with the ususl rules for industrial chemicals. Avoid dust formation and ignition sources.