Sari, Septiana Purwita, and Dina Kartika Maharani. “FILTRASI LOGAM Cr(VI) DENGAN MENGGUNAKAN MEMBRAN KITOSAN-SILIKA-SORBITOL FILTRATION OF Cr(VI) METAL ION USING CHITOSAN-SILICA-SORBITOL MEMBRANE”. Unesa Journal of Chemistry 2, no. 2 (May 24, 2013). Accessed November 21, 2025. https://ejournal.unesa.ac.id/index.php/unesa-journal-of-chemistry/article/view/2645.