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  Indian J Med Microbiol
 

Figure 2: Extracted ion mass spectrometry/mass spectrometry spectra of Vicenin-2/isomer at 320 nm in negative ion mode. The compounds at Rt 9.69 and 10.37 with molecular ion peak [M-H]– at m/z 594 represent Vicenin-2/isomer

Figure 2: Extracted ion mass spectrometry/mass spectrometry spectra of Vicenin-2/isomer at 320 nm in negative ion mode. The compounds at Rt 9.69 and 10.37 with molecular ion peak [M-H]– at m/z 594 represent Vicenin-2/isomer