Research Article
Baphia nitida Leaves Extract as a Green Corrosion Inhibitor for the Corrosion of Mild Steel in Acidic Media
Table 1
Corrosion rates of mild steel in 1 M H2SO4 and 2 M HCl in absence and presence of BN extract obtained from gasometric method.
| System |
Corrosion rate (×10−3 H2 gas vol. mL s−1) | 30°C | 60°C |
| 1 M H2SO4 | | | Corrodent alone | 9.20 | 27.65 | Corrodent + 20 mg/L inhibitor | 3.52 | 18.49 | Corrodent + 100 mg/L inhibitor | 2.17 | 15.83 | 2 M HCl | | | Corrodent alone | 16.34 | 56.96 | Corrodent + 20 mg/L inhibitor | 3.28 | 24.68 | Corrodent + 100 mg/L inhibitor | 1.14 | 19.25 |
|
|