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LC Multiresidue Pesticide Standard #7 on Ultra Aqueous C18 by LC-MS/MS

LC_FF0523
PeakstR (min)Precursor Ion (m/z)Product Ion 1 (m/z)Product Ion 2 (m/z)
1.Fenpropimorph6.4304.0147.0117.0
2.Spirotetramat7.7374.2330.2302.2
3.Spinosyn A10.0732.5142.298.1
4.Emamectin benzoate B1b10.2872.6158.2302.3
5.Emamectin benzoate B1a10.5886.5158.182.1
6.Spinetoram10.5748.5142.298.1
7.Spinosyn D10.5746.8142.498.3
8.Spiromesifen10.7371.2273.2255.2
9.Spirodiclofen10.9411.371.3313.3
Isomers are numbered sequentially based on elution order. To download this retention table in XLS format, visit www.restek.com/LC-multiresidue
ColumnUltra Aqueous C18 (cat.# 9178312)
Dimensions:100 mm x 2.1 mm ID
Particle Size:3 µm
Pore Size:100 Å
Temp.:50 °C
SampleLC multiresidue pesticide standard #7 (cat.# 31978)
Diluent:Water
Conc.:50 ng/mL
Inj. Vol.:20 µL
Mobile Phase
A:Water + 4 mM ammonium formate + 0.1% formic acid
B:Methanol + 4 mM ammonium formate + 0.1% formic acid
Time (min)Flow (mL/min)%A%B
0.000.59010
1.500.59010
4.000.54060
8.000.53070
11.000.50100
12.000.50100
12.010.59010
15.000.59010
Max Pressure:255 bar
DetectorAB SCIEX API 4000 LC-MS/MS
Ion Source:TurboIonSpray®
Ion Mode:ESI+
Ion Spray Voltage:5.5 kV
Curtain Gas:30 psi (206.8 kPa)
Gas 1:40 psi (275.8 kPa)
Gas 2:45 psi (310.3 kPa)
CAD:10 psi (68.9 kPa)
Source Temp.:350 °C
Mode:Scheduled MRM
MRM Detection Window:60 sec
Target Scan Time:0.33 sec
InstrumentAPI LC-MS/MS
NotesQ1/Q3 Resolution: Unit
Autosampler Temp.: 5 °C