optical brightener OB/fluorescent brightener OB
Product Description
Product: Uvitex OB (OB)
Molecular formula: C26H26SO2N2
Molecular weight:430 575
Characteristics: Optical brightener OB is odorless crystal powder and appears bright yellow green. Its melting point is between 210-220℃,and its decomposition temperature is 440℃. It is hard to dissolve in water, soluble in hydrocarbon of methane series, fat, mineral oil, wax and common solvents. Its fluorescence color is blue.
Technical parameters:
Appearance: bright yellow green crystal powder.
melting point: between 210-220℃
purity:≥99.5%
Main use: It can be used to whiten PVC, polystyrene, polypropylene, PA, PMMA, PE,PP, Paint, coating, printing ink and so on.
Package: Packaged in corrugated case, inside lining plastic bag.
Net weight is 10kg each case.
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