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Table 1 List of quantified PFASs in Faroese serum samples and their limits of detection

From: Can profiles of poly- and Perfluoroalkyl substances (PFASs) in human serum provide information on major exposure sources?

Analyte Acronym Carbon-chain length Molecular ion LOD (ng/mL)
Carboxylic acids (PFCAs)     
 Perfluorobutanoic acid PFBA C-4 F(CF2)3CO2 0.1
 Perfluoropentanoic acid PFPeA C-5 F(CF2)4CO2 0.05
 Perfluorohexanoic acid PFHxA C-6 F(CF2)5CO2 0.05
 Perfluoroheptanoic acid PFHpA C-7 F(CF2)6CO2 0.03
 Perfluorooctanoic acid PFOA C-8 F(CF2)7CO2 0.03
 Perfluorononanoic acid PFNA C-9 F(CF2)8CO2 0.03
 Perfluorodecanoic acid PFDA C-10 F(CF2)9CO2 0.03
 Perfluoroundecanoic acid PFUnDA C-11 F(CF2)10CO2 0.03
 Perfluorododecanoic acid PFDoDA C-12 F(CF2)11CO2 0.05
Sulfonic acids (PFSAs)     
 Perfluorobutane sulfonic acid PFBS C-4 F(CF2)4SO3 0.1
 Perfluorohexane sulfonic acid PFHxS C-6 F(CF2)6SO3 0.05
 Perfluoroheptane sulfonic acid PFHpS C-7 F(CF2)7SO3 0.03
 Linear perfluorooctane sulfonic acid nPFOS C-8 F(CF2)8SO3 0.03
 Branched perfluorooctane sulfonic acid brPFOS C-8 F(CF2)8SO3 0.03
 Perfluorodecane sulfonic acid PFDS C-10 F(CF2)10SO3 0.03
PFOS Precursors (PreFOS)     
 N-ethyl perfluorooctane sulfonamidoacetate N-EtFOSAA C-8 F(CF2)8SO2N (C2H5)CH2CO2 0.03
 N-methyl perfluorooctane sulfonamidoacetate N-MeFOSAA C-8 F(CF2)8SO2N (CH3)CH2CO2 0.03
 Linear perfluorooctane sulfonamide nFOSA C-8 F(CF2)8SO2NH2 0.03
 Branched perfluorooctane sulfonamide brFOSA C-8 F(CF2)8SO2NH2 0.03