Pengaruh Variasi Dosis Koagulan Poly Aluminium Chloride (Pac) Pada Proses Pen…

ABSTRACT Siak River water has a high natural organic matter (NOM) content, which has the potential to form disinfection by-products in the form of trihalomethanes (THM) when it reacts with chlorine. THM are carcinogenic and have fatal impact on human health, so treatment is necessary before disinfection. This study aims to calculate the efficiency of organic and color removal in Siak R…