Optical Brightener Ksn (Fba 368)

We are instrumental in manufacturing, exporting and supplying to our valuable customers excellent quality Optical Brightener KSN (FBA 368) which is available with following specification:-
Product Name : OpticalA brightenerA KSN
CAS No. : 5242-49-9
EINECSA No. : 226-044-2
OtherA Name : 4.4-bis(5-methyl-2-benzoxoazol)-ethylene;
MolecularA formula:C30H22N2O2
Appearance : Yellow crystalline powder
Purity : a Y99.95%
Melting point : 269A C~271A CA
Ash: a 0.1%
Volatile:a 0.5%
Fineness : a Y 120 mesh
Package : 20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.

Applications:
It is used in thermoplastic plastics PVC, PE, PP, PS, ABS, SAN, SB, CA, PA, PMMA, acrylic resin, polyester fiber paint, coating the brightening of printing ink.

Properties:
Bright yellow crystal powder, odorless, Decomposition temperature is large than 275A C. It is hard to dissolve in water.

Dosage: Fluorescent brightener KSN is commonly used in the amount of 0.01-0.03%, that is, each 100kg of the materials, the fluorescent brightener KSN takes 10g-30g or can be adjusted according to the requirements of the product or test.

Storage: To avoid light, can be stored in cool and dry place for 24 months.