Table 3 Adsorption kinetic parameters of phosphorus onto SW-Ca derived adsorbents with varied Ca content.
From: Accelerated phosphorus recovery from aqueous solution onto decorated sewage sludge carbon
Samples | Pseudo-first-order model | Pseudo-second-order model | ||||
|---|---|---|---|---|---|---|
qe (mg/g) | k1 (min−1) | R2 | qe (mg/g) | k2 (g/(mg⋅min)) | R2 | |
SW-Ca-112 | 18.2910 | 2.0467 | 0.9620 | 49.1642 | 0.7410 | 0.9999 |
SW-Ca-221 | 23.8566 | 0.6490 | 0.8303 | 33.3222 | 0.07340 | 0.9989 |
SW-Ca-441 | 10.9412 | 0.4155 | 0.9994 | 10.6168 | 0.0204 | 0.9864 |
