Efficacy of Moringa oleifera Seed Husk as Adsorptive Agent for Trihalomethanes from a Water Treatment Plant in Southwestern, Nigeria

Table 5

Physicochemical analysis of influent raw and treated water before and after the evaluation of the efficiency of M. oleifera seed husk activated carbon coagulation test.

S/N	Parameters	Units	Raw water before coagulation test	Treated water before coagulation test	Raw water after coagulation test	Treated water after coagulation test	WHO standards guideline values
1	pH	—	6.8 ± 0.00	5.64 ± 0.12	5.64 ± 0.06	6.04 ± 0.01	6.5
2	Conductivity	μs/cm	104.5 ± 3.54	108.5 ± 0.71	108 ± 2.83	110 ± 7.07	2500
3	Turbidity	NTU	9.76 ± 0.03	1.84 ± 0.24	5.92 ± 0.13	4.92 ± 0.52	5
4	Total dissolved solids	mg/l	63.00 ± 11.31	64.5 ± 0.71	83 ± 8.49	94 ± 12.73	500