The Effect of Activated Carbon and Coagulants from Papaya Seeds in Improving the Water Quality of Well Water PT X. ALKIMIA : Jurnal Ilmu Kimia dan Terapan, [S. l.], v. 7, n. 2, 2025. DOI: 10.19109/alkimia.v7i2.28628. Disponível em: https://jurnal.radenfatah.ac.id/index.php/alkimia/article/view/28628.. Acesso em: 23 aug. 2025.