M., S., K., S., M, T. and T., K. (2014) “Reduction of Hexavalent Chromium by Using Immobilized Hibiscus Rosasinensis Leaves”, The International Journal of Science & Technoledge, 2(4). Available at: http://internationaljournalcorner.com/index.php/theijst/article/view/138600 (Accessed: 7 July 2024).