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The chromatogram of an ion product with m/z 193 obtained from the HUPLC-MS/MS analysis of digested BSG extract (A). Chromatogram recorded at 320 nm; (B). Mass spectrum of parent ion with m/z 193; (C). Mass spectrum of fragmentation of parent ion with m/z 193. LOQ and LOD values determined for ferulic acid were 0.062 and 0.016 μg/mL, respectively.
