Used primarily in the treatment of wastewater, it acts as a coagulant to remove impurities and suspended particles, ensuring cleaner water output. In the paper industry, it serves as a mordant to improve dye fixation on fibers, enhancing color retention and quality. Additionally, it is employed in the production of pigments, contributing to the vibrant colors in paints and coatings. Its role in soil conditioning helps improve soil structure and nutrient availability for agricultural purposes. In medical applications, it is utilized in certain formulations for its astringent properties, aiding in wound care and skin treatments.