Optical Brightening Agent CBS-X

Optical Brightening Agent CBS-X is a high molecular weight optical brightener suitable for the optical brightening of synthetic detergents, scented soap and soaps.
Specifications:
Appearance: Yellowish or yellowish green crystal powder
E (1% /cm): 1105-1181
Indissoluble substance: 0.5%max
Solubility in water 25C 25g/l
70C 100g/l
95C 300g/l
max in ultra-violet range: 348-350nm
Ionic character: anion
maximum absorbance 349