... min (Diethylenetriaminepentaacetic Acid, CAS: 67-43-6) is primarily used as a metal ion chelator. 2. DTPA 99%min ( ... ) has found countless applications in many industries, such as papermaking, textiles, food, medicine, agriculture, daily necessities, and others. DTPA, ... CAS: 67-43-6, Diethylenetriaminepentaacetic Acid, mainly used as chelating agent or complexing agent in textile industry