| Liquid Chromatography | ||||||
| Column: | reversed-phase C-18 | |||||
| Column: | CoreShell column; | |||||
| Column: | 50 mm x 2.1 mm dimensions, 2.6 μm particle size | |||||
| Column temperature | 40 °C | |||||
| Injection volume: | 5 µL | |||||
| Flow: | 0.3 mL/min | |||||
| Mobile phase: | Solvent A: water containing 0.1% formic acid | |||||
| Solvent B: methanol containing 0.1% formic acid | ||||||
| Gradient program: | ||||||
| Time /min | 0 | 1 | 10 | 11.1 | 11.2 | 12 |
| A:B solvent ratio | 99:1 | 70:30 | 25:75 | 1:99 | 1:99 | 99:1 |
| Mass Spectrometry | ||||||
| Source: | Dual AJS ESI (positive mode) | |||||
| Gas and source | ||||||
| Gas Temperature: | 300 °C | |||||
| Drying Gas: | 8.0 L/min | |||||
| Nebulizer: | 14 psig | |||||
| Sheath Gas Temperature: | 300 °C | |||||
| Sheath Gas Flow: | 8 L/min | |||||
| Mass Range: | 100 - 1000 m/z | |||||
| Acquisition Rate: | 1 spectrum/s | |||||
| Acquisition Time: | 1000 ms/spectrum | |||||
| Transient/ spectrum | 10014 | |||||
| For targeted MS method | ||||||
| Collision energy (CE): | 0 eV | |||||
| Preferred Mass - Table | 734.4685 | |||||
| For MS/MS (typically auto MS/MS mode) | ||||||
| Collision energy (CE): | 30 eV | |||||
| Absolute threshold | 3000 counts | |||||
| Relative threshold | 0.01 % | |||||
| Mass Range: | 100 - 100 m/z | |||||
| Acquisition Rate: | 1 spectrum/s | |||||
| Acquisition Time: | 1000 ms/spectrum | |||||
| Transient/ spectrum | 9964 | |||||
| For targeted MS/MS method | ||||||
| Preferred Mass - Table | 734.4685 |