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Optical Brightener CBS-X
4.4-bis (2-disulfonic acid styryl) biphenyl
54351-85-8
It is mainly used in high-grade compound washing powder, hyperconcentration liquid detergent, also used in whitening of soap, fancy soap. It also can be used directly in whitening cotton, silk, woven and paper etc.
Appearance: Greenish yellow crystalline powder
Molecular formula: C28H20O6S2Na2
Molecular weight: 562.2
CAS NO.: 54351-85-8
C.I. Number: 351
Maximum UV Absorption Spectrum: 348-350
Ironic character: anionic
Active content: ¡Ý99.0 %
Extinction Index: 1075~1090
Solubility in water: ¡Ý25g/l (25 degrees Celsius)
¡Ý100g/l(70 degrees Celsius)
Water insoluble: ¡Ü0.01%
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Brite Chemical Co.,Ltd.
ÀüÈ­¹øÈ£ 86-571-86027886
Æѽº¹øÈ£ 86-571-86027219
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