Used as a chelating agent to bind metal ions in various industrial and medical applications. Commonly employed in MRI contrast agents to stabilize gadolinium and prevent its release in the body. Also utilized in water treatment to sequester metal contaminants and inhibit scale formation. Applied in agriculture to correct micronutrient deficiencies in plants by making essential metals available for uptake. Used in radiopharmaceuticals for labeling antibodies and peptides with radioactive metals for imaging and therapy.