Bee Wax Propolis Extract as Eco-Friendly Corrosion Inhibitors for 304SS in Sulfuric Acid

Figure 6

(a) Nyquist plots of 304SS in 0.5 M H₂SO₄ with variations of inhibitor concentration and equivalent circuit model used to fit the Nyquist plots, and (b) a representative of fitting example of Nyquist diagrams for 304SS in 0.5 M H₂SO₄ solution.

(a)

(b)