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Optical Brightener KCB(C.I.367)

Product name:Optical Brightener KCB
Synonyms: 1,4-bis(2-benzoxazoly)naphthalene ; Fluorescent Brightener 367; 2,2’-(1,4-naphthalenediyl)bis-benzoxazol
Appearance: Green yellow crystal powder

CAS No.: 5089-22-5
Structural No: C.I.367
Molecular formula: C24H14N2O2
Molecular weight: 362
Structural formula:

Melting Point: 210-212℃

Assay: 98.5% min
Applications: Optical Brightener KCB is mainly used in whitening of synthetic fiber and plastic products, especially good at whitening of EVA.
Package: Packed in 25kgs fiber drum with double PE liners, or according to customers' request.