Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs) or fluorescent whitening agents (FWAs)
are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm).


At United, we pride ourselves at being not just one of the top Fluorescent Whitening Agent Manufacturers in India but have also earned ourselves a place of repute in the International markets.We offer a wide range of Fluorescent Brightening Agents for the textile industry and are always striving towards improving our manufacturing processes and technology.


India has become a Country with a rapidly expanding textile industry. Fluorescent Whitening Agents like Fluorescent Brightener 199 or Fluorescent Brightener SFG are increasingly gaining popularity for whitening of polyester.


United Specialities (P) Ltd. is one of the largest OBA manufacturers in the Country for POLYESTER FBA’s. We are a quality conscientious manufacturer and try our best to produce the best OBA’s which are Eco-Friendly


This includes a range of products like


  • Fluorescent Brightener 199 (Fluorescent Brightener RN type)

  • Fluorescent Brightener SFN

  • Fluorescent Brightener SFG

Over and above our standard products we are in a position to offer several custom made products formulated specifically to meet your STRENGTH, TONE, APPLICATION and any other criterion important to our customers.