Ammonia Removal from Wastewater Using ZnO-Modified Ceratophyllum as a Low-Cost Eco-Friendly Biosorbent. Bilad Alrafidain Journal for Engineering Science and Technology, [S. l.], v. 1, n. 1, p. 22–28, 2026. DOI: 10.56990//bajest/2026.ISCES.04. Disponível em: https://bajest.bauc14.edu.iq/index.php/bajest/article/view/189. Acesso em: 19 may. 2026.