Analyte ID CV (V) CE (eV) MRM Transition I.S. I.S. MRM Transition Time segment (min)
Carnitine C0 22 20 161.9→84.6 C0-D9 170.9→84.6 1.73 to 2.03
Acetylcarnitine C2 22 20 203.9→84.6 C2-D3 206.9→84.6 1.57 to 1.87
Propionylcarnitine C3 22 20 217.9→84.6 C3-D3 220.9→84.6 1.43 to 1.73
Butyrylcarnitine C4 22 21 231.9→84.6 C4-D3 235.0→84.6 1.31 to 1.61
Valerylcarnitine C5 22 23 246.0→84.6 C5-D9 255.1→84.6 1.21 to 1.51
Hexanoylcarnitine C6 22 23 260.0→84.6 C8-D3 291.1→84.6 1.10 to 1.40
Octanoylcarnitine C8 22 23 288.1→84.6 C8-D3 291.1→84.6 0.97 to 1.27
Decanoylcarnitine C10 22 28 316.1→84.6 C8-D3 291.1→84.6 0.80 to 1.10
Lauroylcarnitine C12 22 28 344.1→84.6 C14-D9 381.2→84.6 0.63 to 1.01
Myristoylcarnitine C14 22 28 372.1→84.6 C14-D9 381.2→84.6 0.63 to 1.01
Palmitoylcarnitine C16 22 28 400.2→84.6 C16-D3 403.2→84.6 0.00 to 0.95
Stearoylcarnitine C18 22 28 428.2→84.6 C16-D3 403.2→84.6 0.00 to 0.95
Table 1: Acylcarnitines and amino acids analyzed and the mass spectral settings for MRM mode.