Syaichurrozi, Iqbal, Achmad Faizal Ibrahim, Farhan Fadlurohman Tsaqif, Muhamad Ariel Satria, Muhammad Doni Fachriza, Firman Setiadi, and Rahmayetty. 2026. “Optimization of H2O2/COD and Fe3+/H2O2 Ratios in Combined Electrocoagulation-Fenton System for Petrochemical Wastewater Treatment”. CHEMICA: Jurnal Teknik Kimia 13 (2):88-103. https://doi.org/10.26555/chemica.v13i2.620.