Table 2.
Calculated KD-values in L/kg after 48 h interaction time of dye and dye-MSN@TiO2 in different salinities.
| Tap water | 0.01 M NaCl | 0.1 M NaCl | 1 M NaCl | |
|---|---|---|---|---|
| SG dye | 0.19 ± 0.10 | 0.11 ± 0.13 | 0.48 ± 0.11 | 4.99 ± 0.13 |
| SG-MSN@TiO2 | 0.21 ± 0.06 | 0.24 ± 0.10 | 0.65 ± 0.10 | 10.61 ± 1.89 |
| RhB dye | 18.21 ± 11.20 | 0.24 ± 0.03 | 0.99 ± 0.05 | 0.98 ± 0.15 |
| RhB-MSN@TiO2 | 0.42 ± 0.42 | 0.83 ± 0.32 | 16.28 ± 8.29 | 2.38 ± 0.43 |
| R6G dye | 227.41 ± 58.54 | 95.12 ± 32.00 | 347.73 ± 314.07 | 349.96 ± 219.50 |
| R6G-MSN@TiO2 | 6.75 ± 2.08 | 0.58 ± 0.19 | 1.73 ± 1.29 | 1.19 ± 0.16 |