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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]. 31Mar.2018 [cited 27Nov.2019];19(1):1-2. Available from: http://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/220