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Journal of Chemistry
/
2013
/
Article
/
Tab 8
/
Research Article
Inhibition Effect of Benzohydrazide Derivatives on Corrosion Behaviour of Mild Steel in 1 M HCl
Table 8
Electrochemical parameters derived from Nyquist diagrams for mild steel in 1 M HCl containing PABH at 303 K.
𝐶
(mM)
𝑅
c
t
(Ωcm
2
)
𝐶
d
l
(
μ
F/cm
2
)
IE (%)
0.00
20
492.00
—
0.40
135
92.12
85
0.80
191
74.57
89
1.20
341
47.64
94
1.60
733
35.02
97
2.00
1108
21.08
98