Table 5 Values of thermodynamic parameters and equilibrium constants for sorption of MB onto SD, CS and GNS at 30 °C, 45 °C and 60 °C
From: Locally available agroresidues as potential sorbents: modelling, column studies and scale-up
Sorbent | Temperature (°C) | Kc (L/g) | ∆G° (J mol−1) | ∆S° (J mol−1) | ∆H° (J mol−1) | R2 |
|---|---|---|---|---|---|---|
SD | 30 | 0.307 | 2974.874 | 21.378 | 9356.99 | 0.855 |
45 | 0.411 | 2348.241 | ||||
60 | 0.427 | 2353.374 | ||||
CS | 30 | 0.079 | 6384.809 | 21.310 | 12,690.41 | 0.809 |
45 | 0.121 | 5577.175 | ||||
60 | 0.124 | 5777.069 | ||||
GNS | 30 | 0.011 | 11,271 | 165.764 | 60,763.05 | 0.808 |
45 | 0.087 | 6434.695 | ||||
60 | 0.097 | 6450.628 |