The Inhibition Effect of Sodium Glutarate towards Carbon Steel Corrosion in Neutral Aqueous Solutions

Table 4

Corrosion current density for carbon steel in 0.02 M NaCl without and with additions of sodium glutarate. The average values of inhibition efficiency at 22°C are also included.

/mM	/(μA cm^−2)
0	6.61 ± 0.39
1	5.0 ± 0.40	24.4
5	2.34 ± 0.50	64.6
32	0.75 ± 0.09	88.7
55	0.29 ± 0.07	95.6
100	0.26 ± 0.09	96.1