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KCB
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KCB
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OPTICAL BRIGHTENER  KCB

Chemical name：1,4-Bis(2-benzoxazoly)naphthalene

CAS  NO.：5089-22-5

C.I.   NO.：367

Molecular formula：C24H14N2O2

Structural formula：

Molecular weight：362

Properties & Features：yellow crystalline powder；

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
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