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. Author manuscript; available in PMC: 2018 Nov 1.
Published in final edited form as: Int J Mass Spectrom. 2016 Dec 8;422:188–196. doi: 10.1016/j.ijms.2016.12.007

Figure 4.

Figure 4

Compensation voltage (CV) spectrum of caffeine and THC. Shows efficiency of separation of [M+H]+ ions of caffeine (m/z 195) and THC (m/z 315) using (a) an asymmetric square waveform at a set dispersion voltage (DV) of 282.52 V and (b) a conventional sinusoidal waveform at a DV of 576.45 V.