Welcome to Wenzhou Blue Dolphin New Material Co., Ltd., a leading manufacturer and supplier of Optical Brightener 220 in China. Our factory is dedicated to providing high-quality optical brightening solutions for various industries. Optical Brightener 220 is an efficient fluorescent whitening agent that is widely used in plastics, fibers, coatings, and printing inks to improve brightness and whiteness. It offers excellent light fastness and chemical stability, making it suitable for a wide range of applications. Our product is carefully formulated and tested to ensure superior performance and reliability. At Wenzhou Blue Dolphin, we prioritize the quality and consistency of our products, and we take pride in our advanced manufacturing processes and strict quality control measures. As a trusted supplier, we are committed to providing outstanding customer service and support, and we strive to meet the unique needs of our clients. Choose Optical Brightener 220 from Wenzhou Blue Dolphin for exceptional brightness and superior quality. Contact us today to learn more about our products and how we can meet your optical brightening needs.