Berkani, S. and Mohellebi, F. 2026. Adsorption of Ni (II) from Water by Natural Bentonite: Studies on Equilibrium Isotherm, Kinetics. ENP Engineering Science Journal. 6, 1 (Jul. 2026), 65–71. DOI:https://doi.org/10.53907/enpesj.v6i1.359.