J. Saleh N, R. Sulttan S, J. Khazm A. Removal of Hexavalent Chromium Ions from Aqeous Medium using Chitosan Magnetic Nanocomposite Modified with Hexamine. DJES [Internet]. 2020 Mar. 1 [cited 2024 Nov. 21];13(1):34-48. Available from: https://mail.djes.info/index.php/djes/article/view/23