Assessing the Adsorptive and Photodegradative Efficiencies of ZSM-11 Synthesized from Rice Husk Ash

Table 1

Physicochemical parameters of water samples taken from some communities within the Cape Coast metropolis in the central region of Ghana.

Parameters	Units	Abura	Kwaprow	Apewosika	Amamoma	Ebubonko	Amoyaw	GSA values	WHO values
pH @ 25^°C		6.8	6.98	5.31	5.96	5.98	6.23
Turbidity	NTU	2.4	2.6	2.5	2.6	2.2	2.4	5 or less	50 or less
Total dissolved solids	NTU	151	253	230	270	220	240	1000	300 or less
Total hardness	mgL^−1	173	150	130	120	118	74	500
Conductivity	µS·cm^−1	570	590	853	748	1044	875	2500	2500
Nitrate content	mgL^−1	23.7	50.5	54.4	55.7	28.3	126	45–50	50
Phosphate content	mgL^−1	0.69	0.5	0.67	0.72	1.03	0.64	0.005–0.05	0.005–0.05
Chlorides as Cl−	mgL^−1	195	96	0	100	89	87	250	<0.01
Sulfate as SO4^2−	mgL^−1	0	0	0	0	0	0	200	0–0.01