Used extensively in the food industry as a buffering agent, it helps maintain pH levels in various products like jellies, cheeses, and evaporated milk. In agriculture, it serves as a fertilizer to supply phosphorus, essential for plant growth. In the pharmaceutical sector, it is utilized in the formulation of medications to stabilize and control the acidity of solutions. Additionally, it plays a role in water treatment processes to prevent corrosion and scaling in pipes. Its buffering capabilities are also crucial in biological and biochemical laboratories for preparing culture media and maintaining optimal conditions for enzymatic reactions.