Fluorescent Brightener 351

Fluorescent Brightener 351 mainly 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.

Product Name Fluorescent Brightener 351
CAS No. 27344-41-8
C.I. No. 351
Molecular Formula C28H20S2O6Na2
Main Chemical Composition Stilbene derivative 
Technical Index Appearance:yellow green powder or granule
E-value:1120-1140
Treating Process 1.Detergent(powder and paste form): 0.04-0.2% 
2.liquid detergent: 0.2-0.5%
Uses 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. 
Package 10kg/25kg per fiber drum

Fluorescent Brightener 351 is a kind of plastics additives that can absorb UV light then emit visible blue light to reduce the yellowish and make the products whiter.