This chemical is primarily utilized as an optical brightening agent in various industries. It is commonly applied in the production of textiles, plastics, and paper to enhance their brightness and whiteness. The compound absorbs ultraviolet light and re-emits it as visible blue light, making materials appear more vibrant and visually appealing. Additionally, it is used in detergent formulations to improve the perceived cleanliness of laundered fabrics. Its stability under different conditions makes it suitable for applications requiring durability and long-lasting effects.