2022. Synthesis of Chelate Polymer Between 2,4 -Diamino-6-Phenyl-1,3,5 Triazine and EDTA As Sequestrant of Metal Ions. Journal of the College of Basic Education. 19, 80 (Dec. 2022), 635–641. DOI:https://doi.org/10.35950/cbej.v19i80.7994.