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. 2017 Mar 3;409(12):3223–3231. doi: 10.1007/s00216-017-0265-2

Fig. 5.

Fig. 5

Drift time spectra of DMMP measured in the presence of NO (a), and TEP measured in the presence of NO2 (b) at 80 °C. Peaks marked 1, 2 and 3 in the panel a correspond to (NH4 +)H2On, (NO+)H2On and (H3O+)H2On ions, respectively