Fig. 5

Plots of adsorption isotherms under dynamic circumstances, (a) Langmuir, (b) Temkin, and (c) Freundlich for C-steel in 2.0 M H2SO4 solution containing Irish ivy extract (IIE) at 298 K.
Plots of adsorption isotherms under dynamic circumstances, (a) Langmuir, (b) Temkin, and (c) Freundlich for C-steel in 2.0 M H2SO4 solution containing Irish ivy extract (IIE) at 298 K.