Commonly occurring product ions for PA(O-18:0/0:0)) (View full structure)

m/z	Ion Description	Structure (click to enlarge)
423.2881	Precursor ion [M-H]-
171.0064	Glycerol-3-phosphate ion
152.9958	Glycerol-3-phosphate ion with loss of H2O
96.9696	H2PO4- ion (from phosphate)
78.9591	PO3- ion (from phosphate)

Note: Structures of product ions may represent one of a number of possible isobaric molecules in some cases