Singhabahu,ThinalPerera,D. S. PJayasinghe,SehanPerer, A. D. L. Chandani2026-09-202026-09-202026-05-021012-8999https://dr.ichemc.ac.lk/handle/123456789/491Abstract No: 2025_442 Page No 98Excess phosphate in aquatic systems is a major environmental concern, creating a need for efficient and sustainable adsorbents for nutrient removal.enMg- and Al-impregnated biocharPhosphate removalCoconut coirWater treatmentSustainable adsorbents.Enhanced Phosphate Adsorption Using Metal-Impregnated Coconut Coir BiocharA Comparative Study of Al and Mg ModificationArticle