We are offering optical brightener additive, optical brightening agents (oba) or fluorescent whitening agents (fwa) is added to many substrates to reduce yellowing, improve whiteness and enhance the brightness of the product. Optical whiteners function by absorbing ultraviolet...
We are offering optical whiteners: it is use as the whitening agent. For:plastic, paper, textile, paint, ink, soap, detergent. For more details, contact us....
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