Yangzhou Guanmin Detergent Raw Chemicals Co., Ltd

CBS-X, CBS-351
Main Chemical Composition: Stilbene derivative
Property: 351 is slight yellow greenish crystalline powder(or slight yellow greenish granule) , soluble in water, anionic type, maximum spectrum absorption at 348-350nm
Stability in front to alkaline peroxides (Sodium Percarbonate, Sodium Perborate, Hydrogen Peroxide) currently used in detergents.
Stability in front to Hydrosulfides.
Stability in front to alkalies.
C.I. Number: 351
Application: Can be used as brightener for detergent, cotton, linen,
silk, polyamide fiber, wool and paper . It can be added to any
process of any type of detergent.
Specification and COA
Test item Technical Specification Test Result
Appearance Light yellowish powder or granule conform
Content（HPLC） ≥99.5% 99.8%
Indissoluble substance ≤0.5% 0.3%
max in ultra-violet range 348-350nm 348nm
E (1% /cm) Value: 1105-1181 1140
Package: 25kg per drum