Table 1: Corrosion values SS in the presence and absence of different concentrations of DAESPN and Bis-HSPN in 3.0 M NaCl medium.

ElectrodeConcentration M mV   μAβ a, mV/decβ c, mV/decIE%CR,  mmpy

Bare−560.418453.293.25.0
DAESPN −1160.273406.567.934.63.3
Bis-HSPN −40.171358.981.459.02.1
DAESPN −1350.253354.067.839.43.1
Bis-HSPN −750.381823.475.224.04.6
DAESPN −550.305636.743.827.03.7
Bis-HSPN 400.226577.224.846.02.7
DAESPN 60.278663.437.733.43.3
Bis-HSPN 180.2931002.825.430.03.5