Table 4.
Fitted isotherm models for the adsorption of Hg (II) on adsorbents
Samples | R L | |||
---|---|---|---|---|
50 ppm | 100 ppm | 150 ppm | 200 ppm | |
SBA-15 | 0.0450 | 0.0319 | 0.0184 | 0.0159 |
SBA-15/Ag (2.5 wt.%) | 0.0232 | 0.0162 | 0.0093 | 0.0080 |
SBA-15/Ag (5 wt.%) | 0.0156 | 0.0109 | 0.0062 | 0.0053 |
SBA-15/Ag (10 wt.%) | 0.0117 | 0.0082 | 0.0047 | 0.0040 |