Mohammed Ali AT, Salman RH. Improving the elimination of methyl orange dye by combining electrocoagulation system with the adsorption process by oven-dried alum sludge: adopting different combined systems. IJCPE [Internet]. 2025 Sep. 30 [cited 2025 Oct. 1];26(3):137-50. Available from: https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/1396