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. 2014 Dec 5;23(1):144–151. doi: 10.1016/j.jfda.2014.07.009

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© 2015 Taiwan Food and Drug Administration

This is an open access article under the CC-BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig. 1 — Ultrahigh-performance liquid chromatography–tandem mass spectrometry and gas chromatography–mass spectrometry profiles of Polygala tenuifolia root. (A) Total ion chromatogram analyzed by ultrahigh-performance liquid chromatography–tandem mass spectrometry; (B) total ion chromatogram analyzed by gas chromatography–mass spectrometry.