Figure 10-9. APCI-MS(/MS) of soybean oil in dietary supplement containing vitamin D₃ from fish oil. (A) Total ion current chromatogram (TIC); (B) EIC of vitamins D₂ and D₃; (C) mass spectrum of CyCyCa; (D) CaCaCy and vitamin D₂ (internal standard); (E) LnLP; (F) OLO; (G) OLP; and (H) SLS + PPP + PLA. Abbreviations are given in Fig. 10.6. APCI-MS, atmospheric pressure chemical ionization mass spectrometry; EIC, extracted ion chromatogram.

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