Table 5.
Data showing swelling behaviour of CS/PAH films in different molar concentrations of NaCl.
| [NaCl] | CTH-0 | CTH-1 | CTH-2 | CTH-3 | CTH-4 | CTH-5 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Swelling (g/g) | SD (±) | Swelling (g/g) | SD (±) | Swelling (g/g) | SD (±) | Swelling (g/g) | SD (±) | Swelling (g/g) | SD (±) | Swelling (g/g) | SD (±) | |
| 0.1 M | 27.25 | 1.95 | 40.69 | 1.09 | 21.32 | 0.00 | 33.84 | 1.62 | 14.53 | 1.96 | 22.33 | 0.23 |
| 0.3 M | 23.58 | 1.14 | 31.04 | 2.28 | 15.98 | 1.53 | 20.56 | 0.07 | 10.33 | 1.69 | 14.54 | 1.48 |
| 0.5 M | 14.95 | 0.95 | 24.66 | 1.51 | 12.86 | 0.07 | 18.65 | 1.04 | 9.74 | 1.52 | 10.70 | 0.38 |
| 0.7 M | 14.56 | 0.76 | 16.75 | 0.52 | 10.59 | 1.95 | 11.70 | 0.93 | 8.78 | 1.24 | 10.03 | 0.50 |
| 0.9 M | 2.11 | 0.92 | 10.38 | 1.22 | 9.34 | 1.40 | 10.56 | 1.49 | 8.12 | 1.73 | 10.07 | 1.24 |
| 1.0 M | 0.84 | 0.83 | 1.79 | 1.02 | 8.10 | 0.59 | 7.85 | 1.74 | 8.14 | 0.17 | 5.27 | 1.07 |
SD means standard deviation; in order to obtain standard deviation, the experiment was performed in triplicate for each film.