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The optimum mass spectrometry conditions for three compounds and IS
| Analytes | Ionizationmode | MRM transitions (precursor-product) | Cone voltage (V) | Collision energy (eV) |
|---|---|---|---|---|
| Typhaneoside | ES+ | 771.0319 → 317.0719 | 18 | 26 |
| Vanillic Acid | ES+ | 168.8404 → 65.1300 | 16 | 20 |
| P-coumaric Acid | ES+ | 164.8404 → 91.0910 | 16 | 26 |
| Diphenhydramine Hydrochloride | ES+ | 256.2127 → 167.1291 | 12 | 16 |
