| Isotherm | Correlation coefficient value (R2) at various temperatures | ||
| 303 K | 313 K | 323 K | |
| Frumkin | 0.561 | 0.794 | 0.383 |
| Freundlich | 0.786 | 0.869 | 0.565 |
| Temkin | 0.787 | 0.873 | 0.553 |
| Langmuir | 0.997 | 0.998 | 0.995 |