Used as a builder in detergents to enhance cleaning efficiency by softening water and preventing redeposition of dirt. Acts as a corrosion inhibitor in metal cleaning formulations. Employed in industrial cleaners for degreasing and passivating metal surfaces. Functions as a buffering agent to maintain alkaline pH in various cleaning and processing applications. Used in the production of adhesives, cement, and refractory materials due to its binding and setting properties. Also serves as a source of silica in chemical synthesis and as a component in some food processing aids, within regulated limits.