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fluorescent brightener, Ultraviolet absorbers, Dyestuffs, Optical Brightener, cosmetics, Manufacturer and Supplier - China(CN)
Optical Brightener OB (C.I.184)
Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.
Chemical name: 2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene
CAS No.:7128-64-5
Structural No.: C.I.184
Molecular formula: C26H26SO2N2
Molecular weight: 430
Appearance:slight greenish yellow powder
Melting Point:200-202 degree centigrade
Purity:99.0 % min
Applications:Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.
Package: Packed in 25kgs fiber drum with double PE liners, or according to customers' request.
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