International Scholarly Research Notices / 2011 / Article / Fig 6

Research Article

Evaluation of Nitrilotrimethylene Phosphonic Acid and Nitrilotriacetic Acid as Corrosion Inhibitors of Mild Steel in Sea Water

Figure 6

XPS spectra of O1s (a) in presence of 300 ppm of NTP and (b) in presence of 300 ppm of NTA.
167487.fig.006a
(a)
167487.fig.006b
(b)