Table 3.
MS parameter setting
| Parameters | |
|---|---|
| Scan type | MRM |
| Polarity | Negative |
| Ion source | Electrospray ionization (ESI) |
| Source/Gas Parameters | Value |
| Curtain Gas (CUR) | 40 psi |
| Collision Gas (CAD) | Medium |
| Ion spray voltage (IS) | -4500.0 eV |
| Temperature (TEM) | 400°C |
| Ion Source Gas 1 (GAS1) | 40 psi |
| Ion Source Gas 2 (GAS2) | 40 psi |
| Compound MRM Parameters | Value |
| Declustering Potential (DP) | -80.0 eV |
| Entrance Potential (EP) | -10.0 eV |
| Collision Energy (CE) | -50.0 eV |
| Collision Cell Exit Potential (CXP) | -10.0 eV |