Table 1. Optimized mass-spectrometric conditions.
| Analyte | Parention (m/z) |
Daughter ions (m/z) |
Collision energy (V) |
Capillary voltage (V) |
Ionization mode |
|---|---|---|---|---|---|
| SP-141 | 325.2 | 282, 279 | 50 | 80 | Positive |
| SP-157 (IS) | 325.2 | 282, 279 | 50 | 55 | Positive |
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