Min. Order Reference FOB Price
25 kg US$10.00-15.00 / kg
Product Description
Product Description Optical Brightener OB Product: Optical Brightener OB Chemical name: 2.5-bis (5-terbuty1-2-benzoxazolyl) thiophene Description: OB is a fluorescent whitening agent of the thiophenediyl benzoxazole class. The product is useful in plastics, man-made fibers, printing inks ...