optical brightening agent ob
chemical name: 2, 5-bis(5-tert-butyl benzoxazolyl-2''-)thiophene
c. I. No:184
molecular weight: 430
c. I. Number: 184
Navkar Fine Chemicals is a leading supplier of Optical Brightener Agent, Pigment, Dyes, and PEandPP master batch. Navkar now produces 5 series more than 50 items of products, which would be widely used in the fields of: plastics, paints, rubber, textiles, inkand paper etc. we are always trying our best on the products quality and after-sale service, as well as new products development. With strong technology and complete quality control system.
We sincerely invite you to join hands with our company for mutual development.
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