Table 2. Langmuir and Freundlich Isotherms Parameters for the Adsorption of Phenol Red on OSNP.
parameters | values | |
---|---|---|
Langmuir | Qm | 175.44 mg/g (0.46 mmol/g) |
b | 0.04 L/mg (15.05 L/mmol) | |
RL | 0.26 | |
R2 | 0.9977 | |
Freundlich | Kf | 10.74 mg/g (0.03 mmol/g) |
1/n | 0.47 | |
R2 | 0.9392 |