FUNCTIONALIZED MESOPOROUS SILICA: AN EFFECTIVE ADSORBENT FOR THE UPTAKE OF GOLD THIOSULFATE. م ع ش [Internet]. 2025 Nov. 19 [cited 2025 Dec. 16];9(ملحق 36):109-14. Available from: https://cjos.histr.edu.ly/index.php/journal/article/view/221