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KCB
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KCB
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OPTICAL BRIGHTENER  KCB

Chemical name1,4-Bis(2-benzoxazoly)naphthalene

CAS  NO.5089-22-5

C.I.   NO.367

Molecular formulaC24H14N2O2

Structural formula

Molecular weight362

Properties & Featuresyellow 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