Research Article
Adsorption of COD in Coking Wastewater on Nitric Acid-Modified Blue Coke Activated Carbon
Table 7
Kinetic parameters of adsorption using the intraparticle diffusion model.
| Shaking speed (rpm) | Intraparticle diffusion model | kp1 | C1 | R2 | kp2 | C2 | R2 |
| 0 | 1.8389 | 4.7896 | 0.9799 | 0.1074 | 20.9996 | 0.9983 | 100 | 1.3427 | 21.3931 | 0.9916 | 0.5324 | 26.0552 | 0.9998 | 200 | 1.5439 | 25.9375 | 0.9372 | 0.4070 | 13.6655 | 0.9373 |
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