Jideowno A, Okuo JM, Okolo PO. Sorption of Some Heavy Metal Ions by Chitosan and Chemically Modified Chitosan. Pakistan Journal of Scientific & Industrial Research [Internet]. 2006 Dec. 25 [cited 2024 Jul. 3];49(6):443-7. Available from: https://v2.pjsir.org/index.php/biological-sciences/article/view/1301