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Perfluorinated Alkyl Acids (PFBS, PFOA, PFOS, and HFPO-DA/GenX) on Raptor C18 5 μm

LC_EV0553
PeakstR (min)Conc.
(ng/mL)
Precursor IonProduct Ion
1.Perfluorobutanesulfonic acid (PFBS)1.5610298.879.9
2.Hexafluoropropylene oxide-dimer acid (HFPO-DA/GenX)2.0210328.9284.9
3.Perfluorooctanoic acid (PFOA)2.475413.1368.9
4.Perfluorooctanesulfonic acid (PFOS)2.6510498.880.0
ColumnRaptor C18 (cat.# 9304552)
Dimensions:50 mm x 2.1 mm ID
Particle Size:5 µm
Pore Size:90 Å
Temp.:40 °C
Sample
Diluent:75:25 Water:methanol
Conc.:5-10 ng/mL
Inj. Vol.:5 µL
Mobile Phase
A:Water, 5 mM ammonium acetate
B:Methanol
Time (min)Flow (mL/min)%A%B
0.000.47525
3.000.4595
3.010.47525
4.000.47525
DetectorMS/MS
Ion Mode:ESI-
Mode:MRM
InstrumentUHPLC