| LC-MS/MS | SHIMADZU LC-MS/MS 8040 |
| Detector | Mass Spectrophotometer |
| Column | KINETEX, 2.6 µ, C18 Column, 100 × 3.0 |
| Column Oven Temperature | 40˚C |
| Retention Time (RT) | Triazophos - 13.29 min |
| Chlorpyriphos - 3.79 min | |
| Nebulizing gas | Nitrogen |
| Nebulizing flow gas | 2.0 litres/min |
| Pump Mode/flow | Gradient/0.4ml/min |
| LC Programme | A: Ammonium formate in water (10 Mm) - 65% |
| B: Ammonium formate in methanol (10 Mm) - 35% | |
| Total Time of Programme | 24 min |