Min. Order Reference FOB Price
100 kg US$5.00-12.00 / kg
Product Description
Product Description Optical Brightener OB-1 Chemical name: 2.2'-(4.4;-diphenol vinyl) dibenzoxazol CAS NO.1533-45-5 C.I.NO.393 Molecular Formula: C28H18N2O2 Properties: The optical brighteners significantly improve the whiteness in both textile fibers and plastics. In polyester ...