International Journal of Corrosion / 2011 / Article / Tab 2

Research Article

A Comparative Study of the Inhibitory Effect of the Extracts of Ocimum sanctum, Aegle marmelos, and Solanum trilobatum on the Corrosion of Mild Steel in Hydrochloric Acid Medium

Table 2

Effect of immersion time on percentage inhibition efficiency of mild steel in 1N HCl at 30°C in the presence of optimum concentration of the plant extracts.

Name of the plant extract with optimum conc.Inhibition efficiency (%)
Time (h)
3691215182124

6% v/v of Ocimum sanctum 99.698.598.097.396.596.095.394.8
8% v/v of Aegle marmelos 97.596.795.695.094.293.092.690.8
10% v/v of Solanum trilobatum 90.289.589.488.688.087.587.086.2

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