Table 2 Potentiodynamic electrochemical parameters of carbon steel in seawater containing TCF at different temperatures.

From: Electrochemical and computational investigation of Tinospora cordifolia fractions as a novel corrosion inhibitor for carbon steel in seawater medium

T (K)

Con. (mg.L−1)

 − βc (mV.dec−1)

Ecorr (mV)/SCE

Icorr (µA.cm−2)

CR (mmpy)

IE (%)

300

0

195.60

737.70

102.70

1.192

0.00

25

108.60

776.40

62.69

0.728

38.94

50

125.60

773.30

38.02

0.441

62.98

100

193.90

775.40

34.67

0.403

66.23

150

177.40

752.50

9.36

0.109

90.89

310

0

166.80

730.40

104.90

1.218

0.00

25

106.10

755.20

64.27

0.746

38.75

50

110.30

765.60

43.37

0.503

58.67

100

151.50

780.00

40.58

0.471

61.33

150

161.70

771.40

13.19

0.153

87.43

320

0

141.10

755.40

113.80

1.321

0.00

25

87.32

766.80

71.94

0.835

36.78

50

91.98

871.00

51.95

0.603

54.33

100

113.60

820.10

48.49

0.563

57.39

150

127.80

774.90

18.50

0.215

83.74