Table 1. Average Retention Times (tR (min)) and Standard Deviation of 95 Injections of dFdC and Its Metabolites Extracted from Tumor Homogenate on Three Different PGC Columns, Using the Gradient Shown in Figure 1, Detected Following Heated Electrospray Ionization Using a Triple-Stage Quadrupole Mass Spectrometer.
| Average Retention Time, tR (min) | |||
|---|---|---|---|
| dFdC | dFdU | GdPC | dFdCTP |
| Column No. 10170107 | |||
| 5.09 ± 0.02 | 4.83 ± 0.02 | 3.93 ± 0.02 | 3.62 ± 0.03 |
| Column No. 0610524 V6 | |||
| 5.06 ± 0.03 | 4.86 ± 0.02 | 3.92 ± 0.03 | 3.65 ± 0.02 |
| Column No.: 10065922 | |||
| 5.14 ± 0.02 | 4.81 ± 0.02 | 3.91 ± 0.03 | 3.61 ± 0.03 |