As a prominent supplier, we are presenting customers an ample quality gamut of Optical Brightener. Our optical brightener is a derivative that absorbs the invisible ultraviolet component of sunlight in the 300-400nm range & reemits it as visible light at the blue end of the spectrum due to fluorescent mechanism. Normally whiteness in substrate can be increased by increasing reflection & compensating the blue defect. These are used to increase the initial color, hide natural yellowing of plastic, and brighten colors. Our these optical brighteners are available to our esteemed customers at very economical prices.