This chemical is primarily utilized as a fluorescent whitening agent in various industries. It is commonly applied in the production of detergents and laundry products to enhance the brightness and whiteness of fabrics. The compound works by absorbing ultraviolet light and re-emitting it as visible blue light, which counteracts the yellowing of materials, making them appear whiter and brighter. Additionally, it is used in the paper industry to improve the visual quality of paper products, giving them a cleaner and more vibrant appearance. Its stability and effectiveness under different conditions make it a valuable additive in these applications.