Table 4 Langmuir adsorption parameters for ibuprofen on copper in SAR solution.

From: Ibuprofen as a corrosion inhibitor for copper in synthetic acid rain solution

Technique

slope

R2

Kads/des∙104, dm3/mol

−ΔGads, kJ/mol

Potentiodynamic polarization

1.00

0.9996

1.93

31

Weight loss

1.01

0.9994

2.13

31

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