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Ultrashort- Through Long-Chain and Alternative PFAS on Raptor Polar X

LC_EV0569
PeakstR (min)Conc.
(ng/L)
Precursor IonProduct Ion
1.11-Chloroeicosafluoro-3-oxanonane-1-sulfonate (11CL-PF3OUdS)1.25400630.78450.80
2.9-Chlorohexadecafluoro-3-oxanonane-1-sulfonate (9Cl-PF3ONS)1.34400530.78350.85
3.Perfluorooctanesulfonic acid (PFOS)1.38400498.8479.97
4.Perfluorohexanesulfonic acid (PFHxS)1.49400398.9079.97
5.Perfluorobutanesulfonic acid (PFBS)1.64400298.9779.97
6.Perfluoropropanesulfonic acid (PFPrS)1.73400248.9779.98
7.Perfluoroethanesulfonic acid (PFEtS)1.86400198.9879.92
PeakstR (min)Conc.
(ng/L)
Precursor IonProduct Ion
8.Hexafluoropropylene oxide dimer acid (HFPO-DA)2.06400284.97168.92
9.Perfluorooctanoic acid (PFOA)2.11400412.90368.91
10.Ammonium 4,8-dioxa-3H-perfluorononanoate (ADONA)2.15400376.90250.93
11.Perfluorohexanoic acid (PFHxA)2.36400312.97268.90
12.Perfluorobutanoic acid (PFBA)2.76400212.97168.97
13.Perfluoropropionic acid (PFPrA)3.06400163.03119.01
14.Trifluoroacetic acid (TFA)3.77400113.0369.01
ColumnRaptor Polar X (cat.# 9311A52)
Dimensions:50 mm x 2.1 mm ID
Particle Size:2.7 µm
Temp.:40 °C
Standard/Sample
Diluent:50:50 Water:methanol
Conc.:400 ng/L
Inj. Vol.:10 µL
Mobile Phase
A:Water, 10 mM ammonium formate, 0.05% formic acid
B:60:40 Acetonitrile:methanol, 0.05% formic acid
Time (min)Flow (mL/min)%A%B
0.000.51585
8.000.51585
DetectorMS/MS
Ion Mode:ESI-
Mode:MRM
InstrumentUHPLC
Notes