Research Article

Interesting Behavior of Pachycormus discolor Leaves Ethanol Extract as a Corrosion Inhibitor of Carbon Steel in 1 M HCl: A Preliminary Study

Table 2

Inhibition efficiency as a function of immersion time and concentration of Pachycormus discolor ethanol extract.

Inhibitor concentration % (v/v)Immersion time (hr)
Inhibition efficiency (%)
1.54.56.52148109

1.039.5966.0974.3484.6186.5989.88
2.076.0777.4083.7992.4793.5093.50