Table 3 illustrates the inhibitors' inhibition efficiency for CS corrosion after 120 min in 1 M HCl at 298 K.

From: Synthesis and characterization of novel acrylamide derivatives and their use as corrosion inhibitors for carbon steel in hydrochloric acid solution

Compound

Concentration, ppm

%IE

HCA

10

70.2

20

79.3

30

83.6

40

87.0

50

90.1

60

90.9

BHCA

10

76.4

20

82.5

30

85.3

40

88.4

50

90.6

60

91.7

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