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. Author manuscript; available in PMC: 2014 Aug 21.
Published in final edited form as: Rapid Commun Mass Spectrom. 2007;21(7):1315–1320. doi: 10.1002/rcm.2964

Figure 3.

Figure 3

Positive-ion (A) and negative-ion (B) reflector MALDI mass spectra of K8SOS, acquired with G2CHCA. Insets show expansion of a series of peaks corresponding to the K/Na exchange products.