Optical brightener OB-1 CAS#1533-45-5

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【Product name】Optical brightener OB-1

【Synonyms】Fluorescent Brightener OB-1;2,2'-(vinylenedi-p-phenylene)bisbenzoxazole

【CAS#】1533-45-5

【MF】C28H18N2O2

【Assay】≥98.5%

【Appearance】Yellow-green crystal powder

【Package】25Kg drum

【Validity】24 months

【Storage conditions】Sealed and stored in a cool, dry and ventilated place

【Application fields】Fluorescent brightener OB-1 is a high-efficiency fluorescent brightener used in polyester fibres, and is widely used in plastics such as ABS, PS, HIPS, PC, PP, PE, EVA and rigid PVC.

HENAN VOCAS BIOTECHNOLOGY CO., LTD.

Optical brightener OB-1 CAS#1533-45-5