Table 2 Biosorptive removal of BF dye by Gel@GO-F-ZrSiO4@Gel at different pHs.
BF dye concentration | Biosorptive removal of BF dye (%) at different pH conditions* | ||||||||
|---|---|---|---|---|---|---|---|---|---|
pH 2 | pH 3 | pH 4 | pH 5 | pH 6 | pH 7 | pH 8 | pH 9 | pH 10 | |
5 mg L-1 | 36.0 | 87.2 | 93.8 | 94.0 | 95.4 | 96.0 | 91.5 | 89.8 | 87.6 |
10 mg L-1 | 24.2 | 73.2 | 89.2 | 92.8 | 94.0 | 95.2 | 94.5 | 94.0 | 93.9 |
