Recent Applications of Mass Spectrometry in the Study of Grape and Wine Polyphenols

Figure 17

UPLC/MS total ion chromatogram (TIC) (a) and precursor-ion chromatograms from anthocyanin analysis of Bacò 30-12 grape skins extract. (b) Precursor-ion chromatogram of fragment at 𝑚/𝑧 331 (corresponding to Mv); (c) precursor-ion chromatogram of fragment at 𝑚/𝑧 317 (Pt); (d) precursor-ion chromatogram of fragment at 𝑚/𝑧 303 (Dp); (e) precursor-ion chromatogram of fragment at 𝑚/𝑧 301 (Pn); (f) precursor-ion chromatogram of fragment at 𝑚/𝑧 287 (Cy) [58].

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