Optical Brightener offered by our company is synthetic chemicals which is added to liquid and powder laundry detergents to make clothing appear whiter as well as brighter and cleaner too. Normally, cleaned laundry clothes appear yellowish which customers donât like hence this brightening agent replaces the bluing and yellowing of the cloths to produce white effect. Optical Brightener is highly in demand due to its whitening power and durability feature too. The fabrics which are treated with this detergent last for longer span of usability. This detergent is very economical and can be easily purchased by our clients at nominal rates in bulk quantities.