Table 5.
Daily Fe leached mass (mg) from 1.0 g of the tested Fe0 specimens at 8 selected events.
| Event (−) | Time (d) | IPuTec (mg) | Sponge iron (mg) | S15 (mg) | S69 (mg) |
|---|---|---|---|---|---|
| 2 | 2 | 7.0 | 10.1 | 10.6 | 11.2 |
| 10 | 10 | 7.9 | 10.4 | 8.6 | 8.8 |
| 20 | 22 | 9.4 | 11.2 | 8.2 | 12.4 |
| 30 | 44 | 10.6 | 12.4 | 10.1 | 12.0 |
| 40 | 68 | 7.8 | 8.2 | 7.3 | 8.0 |
| 50 | 96 | 13.0 | 11.2 | 5.8 | 10.8 |
| 51 | 111 | 12.6 | 10.9 | 5.3 | 10.5 |
| 52 | 112 | 10.4 | 9.5 | 6.4 | 7.1 |
The Fe0 specimens are ordered from left to right in the order of increasing value of m after the second leaching event, corresponding to day 2 of the experiment.