Used as a solid acid catalyst in organic synthesis, particularly for esterification, alkylation, and acylation reactions due to its strong acidic properties. It is also employed in the production of biodiesel, where it facilitates the transesterification of oils and fats. In environmental applications, it is utilized for the removal of heavy metals from wastewater by acting as an adsorbent. Additionally, it finds use in the pharmaceutical industry for drug synthesis and purification processes. Its high surface area and stability make it suitable for various industrial catalytic processes.