Inhibition Effect of 1-Butyl-4-Methylpyridinium Tetrafluoroborate on the Corrosion of Copper in Phosphate Solutions

Figure 6

Arrhenius plots for copper in 0.5 M PO⁴³⁻ solutions containing: (a), (c) 0 and (b), (d) 10.0 mM of 1-Butyl-4-methylpyridinium tetrafluoroborate. The pH of solutions was the following: (a), (b) 2 and (c), (d) 4.