Table 5 Factorial design for experiments employed for cephalosporins adsorption and results obtained using HPLC-UV assay
Run | pH | Initial concentration (g/L) | Adsorbent loading dose (g/L) | Cefadroxil removal (%) | Cefprozil removal (%) | Cefradine removal (%) |
|---|---|---|---|---|---|---|
1 | 6 | 0.11 | 1 | 54.4 | 58.3 | 55.3 |
2 | 6 | 0.11 | 1 | 55.2 | 59.3 | 54.23 |
3 | 4 | 0.02 | 1.5 | 43.6 | 47.01 | 41.2 |
4 | 8 | 0.2 | 1.5 | 35.4 | 33.54 | 34.8 |
5 | 6 | 0.11 | 1 | 55.9 | 60.25 | 53.89 |
6 | 4 | 0.2 | 0.5 | 38.12 | 38.2 | 37.2 |
7 | 8 | 0.02 | 0.5 | 32.2 | 30.15 | 29.3 |