COMPLEXATION-DRIVEN REMOVAL OF Cr(III) AND Pb(II) IONS FROM AQUEOUS MEDIA USING A SCHIFF BASE LIGAND . paauajs [Internet]. 2026 Jun. 23 [cited 2026 Sep. 20];1(1):201. Available from: https://paauascience.com.ng/index.php/paausjsdata/article/view/37