Optical Brightener OB-1

C.I.NO. : 393
CAS NO. : 1533-45-5
Molecular Structure:

Appearance: Yellow powder
Assay: 99%min.  
Application: Can be used in polyester, nylon and polypropylene fiber, also to polypropylene plastic, hard PVC, ABS . EVA, polystyrene, polycarbonate, etc.
Packing: 25kgs/drum or as per request.