Assessment of the Efficacy of Home Remedial Methods to Improve Drinking Water Quality in Two Major Aquifer Systems in Jaffna Peninsula, Sri Lanka

Table 2

Mean values ± SD of physicochemical parameters of raw water and treated water at each treatment. The mean values indicated by different superscript letters at each row are significantly different from each other (paired -test, , ).

	Raw water	Commercial mineral filter	Moringa oleifera leaf powder filter	Boiling at 100°C for 10 minutes
Total hardness (mg/L, CaCO3)
Oil & grease (mg/L)
Nitrate N (mg/L)
Total phosphate (mg/L)