Min. Order Reference FOB Price
200 KG US$12.60 / KG
Product Description
Synonyms: 2, 2'-(1, 2-ethenediyldi-4, 1-phenylene)bisbenzoxazole; Fluorescent Brightener OB-1; Fluorescent Brightener 393; 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: Greenish yellow ...