Quantity: 2Metric Tons
Specs:for detergent powder making
Price:negotiable USD Metric Tons
Payment Method: T/T, L/C,D/P
Commodity: optical brighter
Type: 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.
Process:
1.Detergent(powder and paste form): 0.04-0.2%
2.liquid detergent: 0.2-0.5%
Package: 25kg per drum
Specification and COA
Item Standard Result
Appearance yellow-greenish powder slight yellow-greenish powder
ABSORPTION 1% DIL / 1 cm UV-VIS SPECTROSCOPY (value) 1120-1160 1135
ABSORBANCE UV-VIS SPECTROSCOPY 7.5 mg/L WATER (value in nm) 0.829~0.885 0.856
DMFPurity ≤0.7 0.0000%
Ammonia Smell NO NO
Impurities ≤5 conform
Water-soluble Transparent to clarify transparent
Indissoluble substance: ≤0.5% 0.25
max in ultra-violet range: 348-350nm 349nm
Company:
Yangzhou Guanmin Detergent Chemicals Co., Ltd.
[ China ]