1)Fluorescent whitener agent use wide variety of plastics,PVC,PE,PP,PS,ABS,plastic, ink, paint,etc. 2)Counter of Uvitex OB(C Fluorescent whitener agent OB can be used to impart excellent brightenss to PVC, PE, PP, PS, ABS, thermoplastics, ink, clor masterbatch, coating, it's easy to solute slovent, and have good stability to heat resistant, have high fastness on PVC. Advantages: 1) brilliant, ...