Awaliah Rahmat. Efektifitas Penurunan Kadar Pb (Timbal ) Limbah Cair Rumah Sakit Mengunakan Koagulan Alami. Innovation [Internet]. 2025 Jan. 31 [cited 2026 Feb. 28];3(1):112-21. Available from: https://prin.or.id/index.php/Innovation/article/view/3542