Model type Flow rate (ml/min) Bed height (cm) C0 (mg/L) qe,max (mg/g) kTh (mL/min.mg) R2
Thomas model 1 6 100 3.854 0. 410 1
2 6 100 5.122 0. 511 0.99
3 6 100 5.231 0. 630 0.99
1 2 100 6.21 0. 352 0.99
1 4 100 5.5 0. 381 0.98
1 6 75 2.034 0. 650 0.97
1 6 50 1.087 1.042 0.99
Yoon-Nelson model Flow rate (ml/min) Bed height (cm) C0 (mg/L) τ (min) kYN (1/min) R2
1 6 100 173.4 0.041 1
2 6 100 115.26 0.05 0.99
3 6 100 74.55 0.063 0.99
1 2 100 90.8 0.056 0.98
1 4 100 118.41 0.053 0.99
1 6 50 113.07 0.052 0.99
1 6 75 121.46 0.049 0.97
Adams-Bohart model Flow rate (ml/min) Bed height (cm) C0 (mg/L) N0 (mg/L) kAB (L/min.mg) R2
1 6 100 3.991 0. 200 0.84
2 6 100 3.75 0.31 0.91
3 6 100 2.88 0.781 0.85
1 2 100 2.95 0.72 0.91
1 4 100 3.11 0.426 0.93
1 6 50 1.08 0.71 0.89
1 6 75 2.022 0.4 0.91
Table 2: Thomas, Yoon-Nelson and Adams-Bohart model models parameters using linear regression analysis for U (VI) adsorption under various operating conditions.