Erratum to: Evaluation of electrochemical frequency modulation as a new technique for monitoring corrosion and corrosion inhibition of carbon steel in perchloric acid using hydrazine carbodithioic acid derivatives

1 Erratum to: J Appl Electrochem (2009) 39:429–438 DOI 10.1007/s10800-008-9688-y

Unfortunately there were several mistakes in Fig. 2 of this paper. The corrected Fig. 2 is given here.

Fig. 2

Intermodulation spectrum for carbon steel in 1 M HClO₄ in absence and presence of various concentrations of hydrazine carbodithioic acid derivatives at 25 ± 1 °C