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. Author manuscript; available in PMC: 2018 Jan 18.
Published in final edited form as: Anal Chem. 2017 Dec 21;90(2):1292–1300. doi: 10.1021/acs.analchem.7b04091

Table 1.

Components of SPLASH mixture analyzed using LC-OzID-IMS-MS, preferred ionization state, relative OzID product ion abundances and relative reaction efficiencies for the data presented in Figure 6.

Ionisation
State
Criegee:Aldehyde
Ratio
OzID products
/precursor
LPE [2H7]18:1(n-9, cis) [M−H] 0.03 0.52
PI 15:0/[2H7]18:1(n-9, cis) [M−H] 0.31 0.17
PG 15:0/[2H7]18:1(n-9, cis) [M−H] 1.72 1.33
PS 15:0/[2H7]18:1(n-9, cis) [M−H] 1.40 0.08
PA 15:0/[2H7]18:1(n-9, cis) [M−H] 8.22 0.95
PE 15:0/[2H7]18:1(n-9, cis) [M−H] 2.45 0.17

PC 15:0/[2H7]18:1(n-9, cis) [M+H]+ 0.26 0.73
LPC [2H7]18:1(n-9, cis) [M+H]+ 0.06 1.67
Chol Ester [2H7]18:1(n-9, cis) [M+NH4]+ 1.21 0.08
TG 15:0/[2H7]18:1(n-9, cis)/15:0 [M+NH4]+ 8.65 0.10
SM [2H9]18:1(n-9, cis) [M+H]+ 0.22 0.59
PE 15:0/[2H7]18:1(n-9, cis) [M+H]+ 0.11 1.98