Extraction and Characterization of Chitosan from Crab Shells: Kinetic and Thermodynamic Studies of Arsenic and Copper Adsorption from Electroplating Wastewater. Iraqi Journal of Science [Internet]. 2020 Sep. 29 [cited 2024 Nov. 22];61(9):2156-71. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1482