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fluorescent brightener, Ultraviolet absorbers, Dyestuffs, Optical Brightener, cosmetics, Manufacturer and Supplier - China(CN)
Optical Brightener OB-1 (C.I.393)
Applications: It is a highly efficient optical brightener used for lanon and widely applied to ABS,PS,HIPS,PA,PC,EVA and hard PVC etc.
Chemical name: 2,2-(4,-4`-Vinyl Biphenyl)Dual Benzoxazole
CAS No.:1533-45-5
Structural No.: C.I.393
Molecular formula: C28H18N2O2
Molecular weight: 414.4
Appearance: Yellowish green granule
Melting point:353-359 degree centigrade
Purity:99.0% min
Applications: It is a highly efficient optical brightener used for lanon and widely applied to ABS,PS,HIPS,PA,PC,EVA and hard PVC etc.
Package: Packed in 200kgs/drum, or according to customers' request.
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