FIGURE 5.

Evolution of open-circuit potential (OCP) versus time for Tradescantia spathacea as a green corrosion inhibitor of API 5L X52 steel in 0.5 M H2SO4 at 25°C.

Evolution of open-circuit potential (OCP) versus time for Tradescantia spathacea as a green corrosion inhibitor of API 5L X52 steel in 0.5 M H2SO4 at 25°C.