N 1s for Organic Nitrogen Species

Table 1. Summary of N 1s binding energies [1,2].
a) 399.4 -399.6 eV found for leucoemaraldine [3]
b) 398.3 to 398.5 eV found for emeraldine/pernigraniline [3]

References:
[1] C.D. Wagner, A.V. Naumkin, A. Kraut-Vass, J.W. Allison, C.J. Powell, J.R.Jr. Rumble, NIST Standard Reference Database 20, Version 3.4 (web version) (http:/srdata.nist.gov/xps/) 2003.
[2] G. Beamson, D. Briggs, High Resolution XPS of Organic Polymers - The Scienta ESCA300 Database Wiley Interscience, 1992.