Synthesis and Characterization of New Chelating Terpolymer Resin Derived from p-Amino Benzoic Acid, Biuret and Formaldehyde and Study Efficiency Extractive from Some Metal Ion. IHJPAS [Internet]. 2017 Jun. 11 [cited 2024 May 19];30(1):384-99. Available from: https://jih.uobaghdad.edu.iq/index.php/j/article/view/1087