Optical brightener KSN (OBA 368)   
   
C.I.: 368   
CAS NO.:5242-49-9   
Appearance: Yellowish green crystal powder   
Purity: ≥99%   
Melting point: 275-280℃   
Usage: A good whitening agent for polyester fibres and   
plastics, polyamide and polycaryonitrile fibers,film ,plastic   
&injection process.   
Package: 25KG fiber drums with PE liner.   
Counter of Hostalux KS-C(CLA)