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OB
CAS No.：7128-64-5
Structural formula：
Optical brightener OB
Appearance:light yellow or milk white powder
Purity:99.0%Min
Melting point:201-205℃
Solubility:hardly soluble in water ,but soluble in paraffin,mineral oils and ordinary organic sovents
Packaging:25KGS fiber drums within double PE bags
Usage:A good whitening agent for PVC PS PE ABS ther-moplasticplastics,Acetate fiber paint coating and printing ink etc
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