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Peaks | tR (min) | Polarity | Mol. Wt. | Transition 1 | |
---|---|---|---|---|---|
1. | Bentazone | 0.77 | negative | 240.28 | 239.0→131.8 |
2. | Bromoxynil | 1.32 | negative | 276.91 | 275.9→80.8 |
3. | Ioxynil | 2.46 | negative | 370.92 | 369.8→126.7 |
4. | Fludioxonil | 5.34 | negative | 248.19 | 247.0→179.9 |
5. | Boscalid | 5.36 | negative | 343.21 | 343.0→307.0 |
6. | Prothioconazole | 5.41 | negative | 344.26 | 341.9→305.8 |
7. | Fipronil | 5.56 | negative | 437.15 | 434.9→329.8 |
8. | Noviflumuron | 7.08 | negative | 529.1 | 527.1→343.8 |
Column | Pinnacle DB Aqueous C18 (cat.# 9418252) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dimensions: | 50 mm x 2.1 mm ID | ||||||||||||
Particle Size: | 1.9 µm | ||||||||||||
Pore Size: | 140 Å | ||||||||||||
Temp.: | 35 °C | ||||||||||||
Standard/Sample | multicomponent pesticide standard | ||||||||||||
Diluent: | water | ||||||||||||
Conc.: | 33.3 ppb each pesticide | ||||||||||||
Inj. Vol.: | 5 µL | ||||||||||||
Mobile Phase | |||||||||||||
A: | 10 mM NH4OAc in water | ||||||||||||
B: | 10 mM NH4OAc in methanol | ||||||||||||
| |||||||||||||
Flow: | 0.60 mL/min | ||||||||||||
Max Pressure: | ~517 bar |
Detector | Applied Biosystems/MDS Sciex LC/MS/MS |
---|---|
Model #: | 4000 QTRAP LC-MS/MS system |
Ion Source: | TurboIonSpray® |
Ion Mode: | ESI- |
Ion Spray Voltage: | -4.2 kV |
Gas 1: | 40 psi (275.8 kPa) |
Gas 2: | 60 psi (413.7 kPa) |
Source Temp.: | 500 °C |
Instrument | Shimadzu UFLCXR |
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