... to 6 X Page 5. 2372 The Journal of Physical Chemistry, Vol. 88, No. ... 3 X lom3 M were constant and similar to that for solutions containing Bu4NPF6. (25) See, for example, Bockris, J. OM.; Reddy, A. K. N. "Modern Electrochemistry"; Plenum Press: New York, 1970; Vol. ...