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. Author manuscript; available in PMC: 2012 Nov 7.
Published in final edited form as: Phys Chem Chem Phys. 2011 Mar 14;13(41):18288–18296. doi: 10.1039/c1cp20277d

Figure 4.

Figure 4

Nanoelectrospray mass spectra of 10 μM RNase A in (a) 200 mM ammonium acetate (pH 7.2) solution, (b) 50 °C HCl solution (pH 1.9), and (c) 50 °C HCl solution (pH 1.9) containing 1.5% <i>m</i>-NBA.