Optical Brighteners are liquid substances used to enhance the whiteness of paper and other materials. These products are designed to absorb ultraviolet light and re-emit it in the visible blue spectrum, making the material appear whiter and brighter. Our Optical Brighteners are of the highest grade and have a purity of 99%. With a shelf life of 2 years, these products are suitable for industrial and commercial use. They can be stored at room temperature and have a high appearance. We offer these products at competitive prices. Our products are designed to provide superior whitening results and are manufactured in accordance with the highest quality standards.