Table 4.
Corrosion parameters calculated for the activated carbons in 0.1 mol·L−1 KCl determined in three consecutive measurements.
| Measurement | OCP, V | Ecorr, V | jcorr, A·g−1 | Rp, Ω | ba, V·dec−1 | bc, V·dec−1 |
|---|---|---|---|---|---|---|
| AC1500 | ||||||
| I | 0.133 | −0.067 | 9.48·10−4 | 277 | 0.100 | 0.062 |
| II | 0.210 | 0.010 | 1.23·10−3 | 193 | 0.099 | 0.053 |
| III | 0.298 | 0.101 | 1.47·10−3 | 152 | 0.099 | 0.050 |
| AC1800 | ||||||
| I | 0.217 | 0.018 | 5.05·10−4 | 366 | 0.077 | 0.051 |
| II | 0.317 | 0.117 | 8.82·10−4 | 222 | 0.082 | 0.054 |
| III | 0.403 | 0.212 | 1.17·10−3 | 193 | 0.091 | 0.064 |
| AC2100 | ||||||
| I | 0.273 | 0.061 | 4.04·10−5 | 6153 | 0.085 | 0.053 |
| II | 0.356 | 0.114 | 5.26·10−5 | 3139 | 0.046 | 0.045 |
| III | 0.380 | 0.128 | 8.55·10−5 | 2118 | 0.054 | 0.042 |