Sample Phenol added, ppm SCBACS SCBACN
R,% RSD, % R,% RSD,%
Bi-distilled water
(Our lap)
15
30
45
83.96
81.05
80.035
0.2841
0.2165
0.6489
86.622
83.179
83.107
3.887
0.5608
0.294
Tap water
(Mansoura city)
30
35
40
105.73
101.078
100.98
1.880
0.026
0.347
101.07
100.9
98.89
0.5427
0.5239
0.6311
Sea water (Alexandria) 30
35
40
99.52
98.75
97.045
0.480 100.396
98.950
95.045
0.1346
0.4900
0.2129
0.162
0.154
R, % = Removal of phenol
RSD, % = Relative standard deviation
Table 9: Recovery (R, %) of phenol from dif ferent water samples using SCBACS and SCBACN activated carbons (n=3).
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