Commonly occurring product ions for PS(P-18:0/0:0) (View full structure)

m/zIon DescriptionStructure (click to enlarge)
508.3045Precursor ion [M-H]-
421.2725Loss of serine from precursor ion
152.9958Glycerol-3-phosphate ion with loss of H2O
96.9696H2PO4- ion (from phosphate)
78.9591PO3- ion (from phosphate)
Note: Structures of product ions may represent one of a number of possible isobaric molecules in some cases