Table 3.
Adsorption isotherm parameters for CR and RB5 dye adsorption onto PEI-CW.
| Dye | Langmuir | Freundlich | ||||
|---|---|---|---|---|---|---|
| qm (mg/g) | Ka (L/mg) | R2 | 1/n | Kf (mg/g) | R2 | |
| CR | 34.36 | 0.39 | 0.99 | 0.19 | 17.23 | 0.67 |
| RB5 | 77.52 | 0.75 | 0.96 | 0.54 | 32.56 | 0.93 |
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