Table 1. Iron Absorbed by the C-Ker-film vs Contact Time.
time (h) | Fe3+ remained in solution (μg mL–1) | Fe3+ adsorbed by keratoses (μg mg–1) | Fe3+ adsorbed (%) |
---|---|---|---|
1 | 2.56 | 3.29 | 74% |
3 | 1.16 | 4.69 | 80% |
5 | 1.13 | 4.72 | 81% |
12 | 1.13 | 4.72 | 81% |
24 | 0.99 | 4.85 | 83% |
48 | 0.91 | 4.93 | 84% |
168 | 0.86 | 4.98 | 85% |