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Representative mass spectrum of TAGs with fragmentation ions corresponding to neutral loss (NL). (a) TAG (54:6) 18:3/18:2/18:1, (b) TAG (52:3) 18:2/18:1/16:0, (c) TAG (60:5) 24:0/18:3/18:2 and (d) TAG (58:3) 22:0/18:2/18:1 with their fragmentation ions.
