荧光增白剂 CBS-X 4,4'-双(2-磺酸钠苯乙烯基)联苯

OB-1(C.I.393) 2,2`-(4,4’-二苯乙烯基)双苯并恶唑

OB(C.I.184) 2,5-双(5-叔丁基-2-苯并恶唑基)噻吩