Sample
(location) |
Methylene blue
Added, ppm |
Bentonite |
Acid activated bentonite |
R,% |
RSD, % |
R,% |
RSD,% |
Bidistilled water
(Our lab) |
5
10
15 |
99.30
98.70
98.20 |
0.201
0.041
0.041 |
70.00
70.50
73.10 |
0.078
0.114
0.100 |
Tab water
(domestic supply) |
5
10
15 |
99.13
98.55
98.00 |
0.211
0.050
0.039 |
72.50
74.30
76.00 |
0.076
0.210
0.099 |
Waste water
(Sewage drainage station) |
5
10
15 |
99.00
98.50
98.00 |
0.211
0.056
0.042 |
71.79
71.32
78.87 |
0.065
0.100
0.110 |
Underground water
(Salaka Village) |
5
10
15 |
98.70
98.43
97.77 |
0.211
0.321
0.097 |
75.60
71.10
78.80 |
0.086
0.202
0.223 |
|