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Table 1. Method Detection Limits for groundwater, stormwater, and soil <br /> PFAS Analytes subject to analysis Groundwater Soil (µg/kg) Field blanks <br /> and and equipment <br /> stormwater blanks (ng/L) <br /> (ng/L) <br /> Perfluorobutanoic acid (PFBA) 2.4 0.046 2.4 <br /> Perfluoropentanoic acid (PFPeA) 0.49 0.041 0.49 <br /> Perfluorohexanoic acid (PFHxA) 0.58 0.031 0.58 <br /> Perfluoroheptanoic acid (PFHpA) 0.25 0.038 0.25 <br /> Perfluorooctanoic acid (PFOA) 0.85 0.053 0.85 <br /> Perfluorononanoic acid (PFNA) 0.27 0.022 0.27 <br /> Perfluorodecanoic acid (PFDA) 0.31 0.048 0.31 <br /> Perfluoroundecanoic acid (PFUnA) 1.1 0.042 1.1 <br /> Perfluorododecanoic acid (PFDoA) 0.55 0.03 0.55 <br /> Perfluorotridecanoic acid (PFTrDA) 1.3 0.021 1.3 <br /> Perfluorotetradecanoic acid (PFTeA) 0.73 0.037 0.73 <br /> Perfluorobutanesulfonic acid (PFBS) 0.2 0.038 0.2 <br /> Perfluoropentanesulfonic acid (PFPeS) 0.3 0.037 0.3 <br /> Perfluorohexanesulfonic acid (PFHxS) 0.57 0.029 0.57 <br /> Perfluoroheptanesulfonic acid (PFHpS) 0.19 0.049 0.19 <br /> Perfluorooctanesulfonic acid (PFOS) 0.54 0.043 0.54 <br /> Perfluorodecanesulfonic acid (PFDS) 0.32 0.052 0.32 <br /> Perfluorooctanesulfonamide (FOSA) 0.98 0.033 0.98 <br /> NEtFOSA 0.87 0.047 0.87 <br /> NEtFOSAA 1.3 0.048 1.3 <br /> NEtFOSE 0.85 0.028 0.85 <br /> NMeFOSA 0.43 0.049 0.43 <br /> NMeFOSAA 1.2 0.023 1.2 <br /> NMeFOSE 1.4 0.047 1.4 <br /> 4:2 FTS 0.24 0.051 0.24 <br /> 6:2 FTS 2.5 0.027 2.5 <br /> 8:2 FTS 0.46 0.035 0.46 <br /> 11 CI-PF3OUdS 0.32 0.031 0.32 <br /> 9CI-PF3ONS 0.24 0.035 0.24 <br /> HFPO-DA (GenX) 1.51 0.0411 1.5 <br /> 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) 0.41 0.0391 0.4 <br /> Abbreviations <br /> ng/L - nanogram per liter <br /> pg/kg - microgram per liter <br />