Table 5: Potentiodynamic polarization curves of carbon steel immersed in various test solution.

System mV versus SCE mV/decade mV/decadeLPR ohm cm2 A/cm2

Sea water−8161572396.500 × 1036.354 × 10−6
Sea water + (8 mL) HE + (25 ppm) Zn2+−8081562317.752 × 1035.234 × 10−6