Theydan SK. Effect of Process Variables, Adsorption Kinetics and Equilibrium Studies of Hexavalent Chromium Removal from Aqueous Solution by Date Seeds and its Activated Carbon by ZnCl2. IJCPE [Internet]. 2018 Mar. 30 [cited 2024 Apr. 29];19(1):1-12. Available from: https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/220