Used as a chelating agent in industrial water treatment to prevent metal-catalyzed oxidation and scale formation. Commonly employed in detergents and cleaning formulations to enhance performance by sequestering metal ions. Applied in agriculture as a component in fertilizer systems to improve micronutrient availability. Utilized in pharmaceuticals, particularly in the treatment of Wilson’s disease, where it aids in copper excretion. Also serves as a curing agent for epoxy resins in specialty coatings and adhesives.