Table 2 Model parameters for cr (VI) adsorption onto different adsorbents.
From: Comparative chromium adsorptive capacity of different low-cost materials using fixed bed column
Experimental Conditions | Yoon-Nelson Model | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Saw Dust | Activated Charcoal | Rice Husk | |||||||||
Z (cm) | Co (mg L−1) | FR (ml min−1) | KYN (min−1) | τ (min) | R2 | KYN (min−1) | τ (min) | R2 | KYN (min−1) | τ (min) | R2 |
15 | 30 | 30 | 0.082 | 37.542 | 0.85 | 0.0086 | 47.707 | 0.95 | 0.075 | 42.003 | 0.87 |
30 | 30 | 30 | 0.069 | 43.626 | 0.86 | 0.084 | 52.232 | 0.94 | 0.068 | 49.583 | 0.92 |
15 | 40 | 30 | 0.073 | 34.033 | 0.76 | 0.077 | 39.410 | 0.88 | 0.076 | 33.708 | 0.78 |
15 | 40 | 60 | 0.086 | 35.656 | 0.80 | 0.073 | 42.642 | 0.78 | 0.066 | 43.687 | 0.69 |
15 | 30 | 60 | 0.074 | 41.484 | 0.76 | 0.071 | 45.378 | 0.77 | 0.070 | 44.711 | 0.75 |
30 | 30 | 60 | 0.058 | 55.606 | 0.75 | 0.046 | 71.097 | 0.65 | 0.058 | 58.370 | 0.77 |
30 | 40 | 30 | 0.069 | 35.816 | 0.79 | 0.078 | 41.488 | 0.91 | 0.077 | 36.824 | 0.88 |
30 | 40 | 60 | 0.086 | 35.288 | 0.82 | 0.068 | 45.794 | 0.72 | 0.077 | 38.411 | 0.76 |
