Table 2 Corrosion parameter values of cp-Ti exposed to different concentrations of H2O2
Substrates | Conditions | Impedance parameters (n = 3) | |||
|---|---|---|---|---|---|
R p | Y0-CPE | n | χ2 | ||
cp-Ti | H2O2 = 0 mM | 7.4E5 (2.0E5) | 5.3 | 0.87 | 10−3 |
H2O2 = 0.1 mM | 9.1E5 (2.3E5) | 4.5 | 0.87 | 10−3 | |
H2O2 = 0.5 mM | 1.5E4 (3.4E3) | 4.4 | 0.86 | 10−3 | |
H2O2 = 1.0 mM | 1.3E4 (5.2E3) | 4.1 | 0.90 | 10−3 | |
H2O2 = 5.0 mM | 5.1E1 (1.4E1) | 3.6 | 0.90 | 10−3 | |
H2O2 = 30.0 mM | 1.8E−1 (9.0E−2) | 3.8 | 0.93 | 10−3 | |
ANOVA | p < 0.01 | – | – | – | |