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Waste-Derived Synthesis of Fe3O4/UiO-66 from Zircon Sand for Photo-Fenton Degradation of Humic Acid Toepak, Erwin Prasetya; Pasaribu, Marvin Horale; Kurniawati, Neny; Damsyik, Akhmad; Agnestisia, Retno; Karelius , Karelius
Indonesian Journal of Chemical Analysis (IJCA) Vol. 9 No. 2 (2026): Indonesian Journal of Chemical Analysis
Publisher : Universitas Islam Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20885/ijca.vol9.iss2.art2

Abstract

Colored peat water containing high concentrations of humic substances poses a significant challenge for conventional water treatment processes. In this work, a magnetically recoverable Fe3O4/UiO-66 composite was synthesized from zircon sand processing residues and magnetic waste as precursors and evaluated as a photo-Fenton catalyst for humic acid degradation. Magnetite (Fe3O4) was prepared from magnetic residues, while UiO-66 was synthesized from zircon-derived precursors, followed by solvothermal fabrication of Fe3O4/UiO-66 composites with different mass ratios. Structural and morphological characterization using FTIR, XRD, and SEM confirmed the formation of a crystalline magnetite integrated with a porous UiO-66 framework, indicating a heterogeneous architecture favorable for catalytic applications. Photo-Fenton performance tests under UV irradiation demonstrated that the Fe3O4/UiO-66 composite with a 1:2 mass ratio exhibited the highest humic acid removal efficiency, reaching approximately 93.6%, outperforming pristine Fe3O4 and UiO-66. Optimization of hydrogen peroxide dosage revealed that volumes between 0.75-1.0 mL provided optimal radical generation without noticeable scavenging effects. Kinetic analysis indicated that the degradation process followed a pseudo-second-order model, suggesting that surface-mediated radical interactions governed the reaction. Overall, the results demonstrate the feasibility of converting zircon-processing residues into a functional and magnetically recoverable Fe3O4/UiO-66 catalyst for humic acid treatment.
Co-Authors Abdul Hadjranul Fatah Abdul Hadjranul Fatah Abed Nego Purba Abudarin Abudarin Abudarin Abudarin Abudarin, Abudarin Adventus Panda AGUS HARYONO Akhmad Damsyik Akhmad Damsyik Alfanaar, Rokiy Ansori Rahman Ariska, Risya Arum, Diah Panjar Ayuchecaria, Noverda Charles, Adrian Chuchita Damsyik, Akhmad Deni Shidqi Khaerudini Desimaria Panjaitan Dessy Analinta Dewi, Sintia Ayu Diah Ayu Pramoda Wardani Dicky Perwira Ompusunggu Edy Prasetyo Eka Jhonatan Krissilvio Eka Jhonatan Krissilvio Erwin Prasetya Toepak Erwin Prasetya Toepak Erwin Prasetya Toepak Erwin Prasetya Toepak F. Adany Frans Grovy Naibaho Gabriela Elsandika Hakim, Muh. Supwatul I Made Sadiana, I Made I Nyoman Sudyana I Nyoman Sudyana I Nyoman Sudyana I Nyoman Sudyana I Nyoman, Sudyana, Ilham Maulana Indri Susanti Iqbal, Rendy Muhamad Ivan Permana Putra Jumiati Jumiati Junita Dongoran Karelius , Karelius Karelius Karelius Karelius Karelius Karelius Karelius Karelius, Karelius Krissilvio, Eka Jhonatan Kurniawati, Neny Lumbantoruan, Lidia Amelia Marvin Horale Pasaribu Midun Efendi Patar Sihombing Mokhamat Ariefin Muhamad Iqbal, Rendy Muhammad Irmawan Narsito Narsito Noer Komari Nyahu Rumbang Oksal, Efriyana Okta Prianus Prianus, Okta Purba, Abed Nego Rahayu, Putri Rasidah Rasidah, Rasidah Remi Ayu Pratika Rendy Muhamad Iqbal Rendy Muhamad Iqbal Rendy Muhamad Iqbal Riandy Putra RINI SUNDARI, RINI Risfiah Ruli Cahyani Rizki Rachmad Saputra Rizkita, Aden Dhana Sarungu, Alfalita Chendy Sinaga, Tiara Cristy Agatha Siswo Siswo Siti Unvaresi Misonia Beladona Soaloon Sinaga Sri Yulandari Simangunsong Sudyana, I Nyoman Sugeng Mashabhi Sunardi Sunardi sunardi sunardi Suni, Muhammad Ikhwan Suyanta Suyanta Syahrul Razikin Tampubolon, Mulani Jeni Lestari Togatorop, Hanna Esrani Wahyu Nugroho Wahyu Supriyati Wayan Adhi Nareyasa Whendy Trissan Widya Krestina, Luqman Hakim, Dyah Ayu Pramoda Wardani, Wulandari, Ika Octavia Yahya, Johan Yanetri Asi Nion, Yanetri Asi Yuliana Yuliana Yuliana Zimon Pereiz