Comparison of Alum and Poly Aluminum Chloride Coagulant Performance on Turbidity and pH of Lematang Enim PDAM Raw Water. Sainmatika [Internet]. 2024 May 27 [cited 2026 Jun. 21];21(1):30-8. Available from: https://jurnal.univpgri-palembang.ac.id/index.php/sainmatika/article/view/13749