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Journal of Materials Science: Materials in Engineering

Table 4 Electrochemical parameters of impedance of mild steel in 1 M H 2 SO 4 solution in time immersion conditions in the presence of optimum concentration of the inhibitor at 25 ± 2°C

From: Water-based acrylic copolymer as an environment-friendly corrosion inhibitor onto carbon steel in 1 M H2SO4 in static and dynamic conditions

Time (h)

Rct(ohm.cm2)

p(μFcm−2)

n

Cdl(μFcm−2)

1

20

2,000

0.83

1,038

3

22

500

0.85

225

6

33

400

0.85

186

9

38

300

0.86

144

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