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Scientific profiles are awaiting evidence review.

PFNA

Quoted values stay tied to the cited study. Empty sections are gaps.

186 source-reported values from 36 filed studies. Values are shown as printed in each source, with the basis and page. Studies differ in samples, methods and limits, so values are not directly comparable. Measured samples do not represent every product on the market.

Identity

Perfluorononanoic acid. Terminology authority. This citation supports the label only.

TODO: verify the applicable chemical form and identifier before populating a CAS field. Class and aggregate measurement pages require a scope definition rather than an assumed substance identifier.

Occurrence evidence

productvalueunitbasissource locationsource
Fish, freshwater (tilapia, catfish, trout)100%µg/kg f.w.Perch, Finnish rivers and coastal sites (n = 48), fresh weight; detection frequencyPDF p.9, Table 5, PFNA row, Perch Detection Frequency columnPFASs in Finnish Rivers and Fish and the Loading of PFASs to the Baltic Sea
Fish, freshwater (tilapia, catfish, trout)0.23µg/kg f.w.Perch, Finnish rivers and coastal sites (n = 48), fresh weight; meanPDF p.9, Table 5, PFNA row, Perch Mean columnPFASs in Finnish Rivers and Fish and the Loading of PFASs to the Baltic Sea
Fish, freshwater (tilapia, catfish, trout)1.1µg/kg f.w.Perch, Finnish rivers and coastal sites (n = 48), fresh weight; maximumPDF p.9, Table 5, PFNA row, Perch Max columnPFASs in Finnish Rivers and Fish and the Loading of PFASs to the Baltic Sea
Seafood0.07 ± 0.01ng/gFish cake, untreated control, Korea; mean ± SDPDF p.5, Table 2, PFNA row, Control columnReduction of perfluorinated compound content in fish cake and swimming crab by different cooking methods
Fish, freshwater (tilapia, catfish, trout)0.16 (0.06-0.29)µg/kgCoregonus wartmanni fillets, Switzerland 2022-2024 (N = 20); average (min-max)PDF p.5, Table 1, PFNA row, Coregonus wartmanni Av (min-max) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)50%µg/kgCoregonus wartmanni fillets, Switzerland 2022-2024 (N = 20); frequency of positives above LOQPDF p.5, Table 1, PFNA row, Coregonus wartmanni F (%) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)0.03 (0.02-0.03)µg/kgCyprinus carpio fillets, Switzerland 2022-2024 (N = 11); average (min-max)PDF p.5, Table 1, PFNA row, Cyprinus carpio Av (min-max) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)18%µg/kgCyprinus carpio fillets, Switzerland 2022-2024 (N = 11); frequency of positives above LOQPDF p.5, Table 1, PFNA row, Cyprinus carpio F (%) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)0.07 (0.01-0.17)µg/kgOncorhynchus mykiss fillets, Switzerland 2022-2024 (N = 11); average (min-max)PDF p.5, Table 1, PFNA row, Oncorhynchus mykiss Av (min-max) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)20%µg/kgOncorhynchus mykiss fillets, Switzerland 2022-2024 (N = 11); frequency of positives above LOQPDF p.5, Table 1, PFNA row, Oncorhynchus mykiss F (%) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)0.18 (0.07-0.30)µg/kgPerca fluviatilis fillets, Switzerland 2022-2024 (N = 38); average (min-max)PDF p.5, Table 1, PFNA row, Perca fluviatilis Av (min-max) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Fish, freshwater (tilapia, catfish, trout)39%µg/kgPerca fluviatilis fillets, Switzerland 2022-2024 (N = 38); frequency of positives above LOQPDF p.5, Table 1, PFNA row, Perca fluviatilis F (%) columnDetermination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Eggs0.161μg/kg wet weightBackyard chicken eggs; MeanPDF p.9 Table 2; censoring p.5Citizen-science data reveal drivers of PFAS variability in backyard chicken eggs
Eggs0.0122μg/kg wet weightBackyard chicken eggs; SEPDF p.9 Table 2; censoring p.5Citizen-science data reveal drivers of PFAS variability in backyard chicken eggs
Eggs0.070μg/kg wet weightBackyard chicken eggs; MedianPDF p.9 Table 2; censoring p.5Citizen-science data reveal drivers of PFAS variability in backyard chicken eggs
Eggs7.90μg/kg wet weightBackyard chicken eggs; MaximumPDF p.9 Table 2; censoring p.5Citizen-science data reveal drivers of PFAS variability in backyard chicken eggs
Breast milk17pg/mLMother's milk, Shanghai (n = 10); averagePDF p.5, Table 1, L-PFNA row, Shanghai Conc. columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk<5-28pg/mLMother's milk, Shanghai (n = 10); rangePDF p.5, Table 1, L-PFNA row, Shanghai range in parentheses columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk32pg/mLMother's milk, Jiaxing (n = 10); averagePDF p.5, Table 1, L-PFNA row, Jiaxing Conc. columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk11-46pg/mLMother's milk, Jiaxing (n = 10); rangePDF p.5, Table 1, L-PFNA row, Jiaxing range in parentheses columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk21pg/mLMother's milk, Shaoxing (n = 10); averagePDF p.5, Table 1, L-PFNA row, Shaoxing Conc. columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk10-39pg/mLMother's milk, Shaoxing (n = 10); rangePDF p.5, Table 1, L-PFNA row, Shaoxing range in parentheses columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk10pg/mLMother's milk, Stockholm (n = 10); averagePDF p.5, Table 1, L-PFNA row, Stockholm Conc. columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Breast milk<5-18pg/mLMother's milk, Stockholm (n = 10); rangePDF p.5, Table 1, L-PFNA row, Stockholm range in parentheses columnEmerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China
Liquid milk, cowNDµg/kgCow bulk milk; farm F12PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Liquid milk, cowNDµg/kgCow bulk milk; farm F13PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Liquid milk, cowNDµg/kgCow bulk milk; farm F15PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Liquid milk, cowNDµg/kgCow bulk milk; farm F19PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Liquid milk, cowNDµg/kgCow bulk milk; farm F20PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Liquid milk, cowTracesµg/kgCow bulk milk; farm F27PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Liquid milk, cowNDµg/kgCow bulk milk; farm F36PDF p.11 Table 4; limits p.10Preliminary Assessment of Co-Occurrence of Aflatoxin M1 and Per- and Polyfluoroalkyl Substances in Bovine and Goat Milk in Algeria
Eggs0.15 ± 0.75ng/g wet weightEggs; group A1; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.029 ± 0.024ng/g wet weightEggs; group A2; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.022 ± 0.029ng/g wet weightEggs; group A3; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.058 ± 0.045ng/g wet weightEggs; group B1; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.038 ± 0.021ng/g wet weightEggs; group B2; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.031 ± 0.025ng/g wet weightEggs; group B3; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggsndng/g wet weightEggs; group C1; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggsndng/g wet weightEggs; group C2/C3; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.034 ± 0.022ng/g wet weightEggs; group D; mean ± SD if numericPDF p.8 Table 1Home-Produced Eggs as Indicators of PFAS Contamination in Food Following a Fire at a Plastic Recycling Plant
Eggs0.001 ± 0.006; 0.025 ± 0.003µg/kgCage eggs; mean ± SD; LB then UB where two entriesPDF p.12 Table 3; limits p.9 Table 2Per- and Polyfluoroalkyl Substance Levels in Commercial and Home-Produced Eggs in Croatia
Eggs0.004 ± 0.020; 0.028 ± 0.015µg/kgBarn eggs; mean ± SD; LB then UB where two entriesPDF p.12 Table 3; limits p.9 Table 2Per- and Polyfluoroalkyl Substance Levels in Commercial and Home-Produced Eggs in Croatia
Eggs0.003 ± 0.009; 0.025 ± 0.002µg/kgOrganic eggs; mean ± SD; LB then UB where two entriesPDF p.12 Table 3; limits p.9 Table 2Per- and Polyfluoroalkyl Substance Levels in Commercial and Home-Produced Eggs in Croatia
Eggs0.027 ± 0.045; 0.041 ± 0.037µg/kgHome-produced eggs; mean ± SD; LB then UB where two entriesPDF p.12 Table 3; limits p.9 Table 2Per- and Polyfluoroalkyl Substance Levels in Commercial and Home-Produced Eggs in Croatia
Meat and poultry0.22µg/kg fresh weightWild boar meat, Germany (n = 152); meanPDF p.4, Table 2, Wild boar meat block, PFNA row, Mean columnAn assessment of PFAS contamination in wild boar meat and liver
Meat and poultry0.03µg/kg fresh weightWild boar meat, Germany (n = 152); medianPDF p.4, Table 2, Wild boar meat block, PFNA row, Median columnAn assessment of PFAS contamination in wild boar meat and liver
Meat and poultry4.60µg/kg fresh weightWild boar meat, Germany (n = 152); maximumPDF p.4, Table 2, Wild boar meat block, PFNA row, Max columnAn assessment of PFAS contamination in wild boar meat and liver
Meat and poultry17.07µg/kg fresh weightWild boar liver, Germany (n = 114); meanPDF p.4, Table 2, Wild boar liver block, PFNA row, Mean columnAn assessment of PFAS contamination in wild boar meat and liver
Meat and poultry9.25µg/kg fresh weightWild boar liver, Germany (n = 114); medianPDF p.4, Table 2, Wild boar liver block, PFNA row, Median columnAn assessment of PFAS contamination in wild boar meat and liver
Meat and poultry273.00µg/kg fresh weightWild boar liver, Germany (n = 114); maximumPDF p.4, Table 2, Wild boar liver block, PFNA row, Max columnAn assessment of PFAS contamination in wild boar meat and liver
Bottled drinking water (purified, spring, artesian)0.08ng/Lbottled-water mean as printed; non-detect mean retained literallyPDF p. 8, Table 1, Bottled Water MeanUnregulated and Regulated PFASs in Bottled and Tap Water: Occurrence, Co-Occurrence Patterns, and Implications for Human Health and Regulatory Frameworks
Breast milk<LODng/mLHuman milk, New Hampshire Birth Cohort Study (N = 426); median [IQR]PDF p.4, Table 2, PFNA row, milk median (IQR) columnConcentrations of Per- and Polyfluoroalkyl Substances in Paired Maternal Plasma and Human Milk in the New Hampshire Birth Cohort
Breast milk29 (6.8)ng/mLHuman milk, New Hampshire Birth Cohort Study (N = 426); samples at or above LOD, N (%)PDF p.4, Table 2, PFNA row, milk N (% >= LOD) columnConcentrations of Per- and Polyfluoroalkyl Substances in Paired Maternal Plasma and Human Milk in the New Hampshire Birth Cohort
Meat and poultry0.040-0.138µg/kgPig liver, Italy; concentration rangePDF p.3, Table 1, Liver block, PFNA row, Concentration range columnDistribution of poly- and perfluoroalkyl substances in pig liver and muscle: implications for food safety
Meat and poultry0.026µg/kgPig liver, Italy; meanPDF p.3, Table 1, Liver block, PFNA row, Mean columnDistribution of poly- and perfluoroalkyl substances in pig liver and muscle: implications for food safety
Meat and poultry0.000µg/kgPig liver, Italy; medianPDF p.3, Table 1, Liver block, PFNA row, Median columnDistribution of poly- and perfluoroalkyl substances in pig liver and muscle: implications for food safety
Liquid milk, cow0.43 ± 0.66pg g−1Raw cow milk fraction Skimmed; mean ± SDPDF p.6 Table 2First Investigation of the Physiological Distribution of Legacy and Emerging Perfluoroalkyl Substances in Raw Bovine Milk According to the Component Fraction
Liquid milk, cow1.00 ± 1.40pg g−1Raw cow milk fraction Cream; mean ± SDPDF p.6 Table 2First Investigation of the Physiological Distribution of Legacy and Emerging Perfluoroalkyl Substances in Raw Bovine Milk According to the Component Fraction
Tap drinking water56ng/Lmaximum in reused public-supply monitoring dataPDF p3, Results and Discussion, paragraph beginning Six millionDetection of Poly- and Perfluoroalkyl Substances (PFASs) in U.S. Drinking Water Linked to Industrial Sites, Military Fire Training Areas, and Wastewater Treatment Plants
Tap drinking water0.28ng/Ldrinking-water sample D1PDF p3, Table 1, D1 rowPresence of Emerging Per- and Polyfluoroalkyl Substances (PFASs) in River and Drinking Water near a Fluorochemical Production Plant in the Netherlands
Tap drinking water0.25ng/Ldrinking-water sample D2PDF p3, Table 1, D2 rowPresence of Emerging Per- and Polyfluoroalkyl Substances (PFASs) in River and Drinking Water near a Fluorochemical Production Plant in the Netherlands
Tap drinking water0.09ng/Ldrinking-water sample D3PDF p3, Table 1, D3 rowPresence of Emerging Per- and Polyfluoroalkyl Substances (PFASs) in River and Drinking Water near a Fluorochemical Production Plant in the Netherlands
Tap drinking water<0.03ng/Ldrinking-water sample D4PDF p3, Table 1, D4 rowPresence of Emerging Per- and Polyfluoroalkyl Substances (PFASs) in River and Drinking Water near a Fluorochemical Production Plant in the Netherlands
Tap drinking water<0.03ng/Ldrinking-water sample D5PDF p3, Table 1, D5 rowPresence of Emerging Per- and Polyfluoroalkyl Substances (PFASs) in River and Drinking Water near a Fluorochemical Production Plant in the Netherlands
Tap drinking water<0.03ng/Ldrinking-water sample D6PDF p3, Table 1, D6 rowPresence of Emerging Per- and Polyfluoroalkyl Substances (PFASs) in River and Drinking Water near a Fluorochemical Production Plant in the Netherlands
Tap drinking water0.23 (0.13, 0.29)ng/Lmedian (IQR), detected archived tap-water samples onlyPDF p3, Table 2, nPFNATap Water Contributions to Plasma Concentrations of Poly- and Perfluoroalkyl Substances (PFAS) in a Nationwide Prospective Cohort of U.S. Women
Tap drinking water0.19 (0.10, 0.34)ng/Lmedian (IQR), detected archived tap-water samples onlyPDF p3, Table 2, brPFNATap Water Contributions to Plasma Concentrations of Poly- and Perfluoroalkyl Substances (PFAS) in a Nationwide Prospective Cohort of U.S. Women
Tap drinking water<LOQng/Lunfiltered tap water; median [min, max] among quantifiable results or printed <LOQPDF p3, Table 2, unfiltered tap-water columnConcentrations of per- and polyfluoroalkyl substances (PFAS) in paired tap water and blood samples during pregnancy
Tap drinking water0.26 [0.03, 0.4]ng/Lsurface-water-derived produced drinking water; median [min, max], including source censoring treatmentPDF p5, Table 2, surface-water-derived drinking-water columnOccurrence, Fate, and Related Health Risks of PFAS in Raw and Produced Drinking Water
Tap drinking water0.03 [0.03, 0.09]ng/Lgroundwater-derived produced drinking water; median [min, max], including source censoring treatmentPDF p5, Table 2, groundwater-derived drinking-water columnOccurrence, Fate, and Related Health Risks of PFAS in Raw and Produced Drinking Water
Tap drinking water0.1-1.6ng/Ldrinking-water application samples; content range or single reported valuePDF p11, Table 5, Drinking water Content columnDetermination of 51 per- and polyfluoroalkyl substances in raw water and drinking water by online solid-phase extraction coupled with ultra performance liquid chromatography-tandem mass spectrometry
Paperboard cartonsbelow their respective LOQsµg/kgMigration into all four simulants under standardized conditionsPDF p.7, section 2.3.2 and Figure 3 captionMigration Safety of Perfluoroalkyl Substances from Sugarcane Pulp Tableware: Residue Analysis and Takeout Simulation Study
Eggstracesng/gHomogenized egg yolk; group C pool 2PDF p.3 Table 3; limits p.2Preliminary monitoring of the presence of perfluoroalkyl substances in Italian eggs from different breeding systems
Liquid milk, cow< MDL-10.4pg/gFarm tank cow milk; rangePDF p.5 Results, left columnOccurrence of PFAS in Cow’s Milk: A Comparative Study of Swedish Farms near Contaminated Sites and Regional Dairy Production Facilities
Liquid milk, cow< MDLpg/gRegional dairy production facility silo milkPDF p.1 Abstract; p.6 Dairy Production Facilities SamplesOccurrence of PFAS in Cow’s Milk: A Comparative Study of Swedish Farms near Contaminated Sites and Regional Dairy Production Facilities
Breast milkn.d.-15ng/LBreast milk, Austria, follow-up study 2014-2016 (n = 40); rangePDF p.11, Table 3, follow-up study block, PFNA row, follow-up range columnPersistent Organic Pollutants in Austrian Human Breast Milk Collected between 2013 and 2016
Breast milk<LOQng/LBreast milk, Austria, follow-up study 2014-2016 (n = 40); medianPDF p.11, Table 3, follow-up study block, PFNA row, follow-up median columnPersistent Organic Pollutants in Austrian Human Breast Milk Collected between 2013 and 2016
Breast milk8.0ng/LBreast milk, Austria, follow-up study 2014-2016 (n = 40); 95th percentilePDF p.11, Table 3, follow-up study block, PFNA row, follow-up P95 columnPersistent Organic Pollutants in Austrian Human Breast Milk Collected between 2013 and 2016
Carpet cleaners0%German consumer products, Cleaner samples (percentage with detected PFAS); percentage of samples detectedPDF p.7, Table 3, PFNA row, Cleaner columnPerfluoroalkyl and polyfluoroalkyl substances in consumer products
Textiles, apparel and outdoor gear67%German consumer products, Outdoor samples (percentage with detected PFAS); percentage of samples detectedPDF p.7, Table 3, PFNA row, Outdoor columnPerfluoroalkyl and polyfluoroalkyl substances in consumer products
Carpet cleaners20%German consumer products, Carpet samples (percentage with detected PFAS); percentage of samples detectedPDF p.7, Table 3, PFNA row, Carpet columnPerfluoroalkyl and polyfluoroalkyl substances in consumer products
Breast milk0.16ng/mLHuman milk, e-waste dismantling area, China (n = 150); maximumPDF p.6, Table 2, PFNA row, Max columnAssociation Between Prenatal Exposure to Per‐ and Poly‐Fluoroalkyl Substances From Electronic Waste Disassembly Areas and Steroid Hormones in Human Milk Samples
Breast milk<LODng/mLHuman milk, e-waste dismantling area, China (n = 150); medianPDF p.6, Table 2, PFNA row, Median columnAssociation Between Prenatal Exposure to Per‐ and Poly‐Fluoroalkyl Substances From Electronic Waste Disassembly Areas and Steroid Hormones in Human Milk Samples
Breast milk0.01ng/mLHuman milk, e-waste dismantling area, China (n = 150); meanPDF p.6, Table 2, PFNA row, Mean columnAssociation Between Prenatal Exposure to Per‐ and Poly‐Fluoroalkyl Substances From Electronic Waste Disassembly Areas and Steroid Hormones in Human Milk Samples
Breast milk10.0ng/mLHuman milk, e-waste dismantling area, China (n = 150); detection frequency (%)PDF p.6, Table 2, PFNA row, Detection frequencies columnAssociation Between Prenatal Exposure to Per‐ and Poly‐Fluoroalkyl Substances From Electronic Waste Disassembly Areas and Steroid Hormones in Human Milk Samples
Seafood49%µg/kgSingapore total diet study, Fish and seafood (n = 93 pooled samples); detection ratePDF p.8, Table 4, Fish and seafood block, PFNA row, Fish and seafood Detection columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Seafood0.03 ± 0.08µg/kgSingapore total diet study, Fish and seafood (n = 93 pooled samples); mean (lower bound) ± SDPDF p.8, Table 4, Fish and seafood block, PFNA row, Fish and seafood Mean (LB) columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Condiments (hot sauce, soy sauce, mustard, ketchup, mayonnaise, salsa)0%µg/kgSingapore total diet study, Sauces and condiments (n = 18 pooled samples); detection ratePDF p.8, Table 4, Sauces and condiments block, PFNA row, Sauces and condiments Detection columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Condiments (hot sauce, soy sauce, mustard, ketchup, mayonnaise, salsa)0.00 ± 0.00µg/kgSingapore total diet study, Sauces and condiments (n = 18 pooled samples); mean (lower bound) ± SDPDF p.8, Table 4, Sauces and condiments block, PFNA row, Sauces and condiments Mean (LB) columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Eggs13%µg/kgSingapore total diet study, Eggs and egg products (n = 14 pooled samples); detection ratePDF p.8, Table 4, Eggs and egg products block, PFNA row, Eggs and egg products Detection columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Eggs0.00 ± 0.00µg/kgSingapore total diet study, Eggs and egg products (n = 14 pooled samples); mean (lower bound) ± SDPDF p.8, Table 4, Eggs and egg products block, PFNA row, Eggs and egg products Mean (LB) columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Meat and poultry2%µg/kgSingapore total diet study, Meat and meat products (n = 53 pooled samples); detection ratePDF p.8, Table 4, Meat and meat products block, PFNA row, Meat and meat products Detection columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Meat and poultry0.00 ± 0.00µg/kgSingapore total diet study, Meat and meat products (n = 53 pooled samples); mean (lower bound) ± SDPDF p.8, Table 4, Meat and meat products block, PFNA row, Meat and meat products Mean (LB) columnOccurrence and Dietary Exposure of PFAS in Singapore: Insights from a Total Diet Study
Bottled drinking water (purified, spring, artesian)0.4ng/Lone quantified natural-mineral bottled-water samplePDF p. 10 (56545), Occurrence in bottled water samplesOccurrence and health risk assessment of PFAS and possible precursors: a case study in a drinking water treatment plant and bottled water (south Catalonia, Spain)
Liquid milk, cow0.0015µg/kgCow milk; source table meanPDF p.5 Tables 1 to 2Occurrence of perfluoroalkyl substances in cow’s, goat’s and sheep’s milk - dietary intake and risk assessment
Liquid milk, cow0.0015µg/kgCow milk; source table medianPDF p.5 Tables 1 to 2Occurrence of perfluoroalkyl substances in cow’s, goat’s and sheep’s milk - dietary intake and risk assessment
Liquid milk, cow<LOQ-0.0016µg/kgCow milk; source table rangePDF p.5 Tables 1 to 2Occurrence of perfluoroalkyl substances in cow’s, goat’s and sheep’s milk - dietary intake and risk assessment
Eggs0.031µg/kgChickens eggs; source table meanPDF p.4 Tables 2 to 3; LOQs p.3 Table 1Chickens’ eggs and the livers of farm animals as sources of perfluoroalkyl substances
Eggsn.d.ng g−1Homogenized commercial egg; sample 1PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 2PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 3PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 4PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 5PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 6PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 7PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 8PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 9PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 10PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 11PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 12PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 13PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 14PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 15PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 16PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 17PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 18PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 19PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 20PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 21PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 22PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 23PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 24PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 25PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 26PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 27PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 28PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggs<LOQng g−1Homogenized commercial egg; sample 29PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 30PDF p.9 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 31PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 32PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 33PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 34PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 35PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 36PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 37PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggs<LOQng g−1Homogenized commercial egg; sample 38PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 39PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 40PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 41PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggs<LOQng g−1Homogenized commercial egg; sample 42PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 43PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 44PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 45PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 46PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 47PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 48PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 49PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 50PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 51PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 52PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 53PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 54PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 55PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 56PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 57PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 58PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 59PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 60PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 61PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 62PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 63PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 64PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Eggsn.d.ng g−1Homogenized commercial egg; sample 65PDF p.10 Table 3; LOQ p.5 Table 2Incidence of Perfluoroalkyl Substances in Commercial Eggs and Their Impact on Consumer’s Safety
Children's products83µg/m²Stuffed toys, PFAS migration (not total content); detection frequency (%)PDF p.5, Table 1, PFNA row, DF (%) columnStuffed toys as a source of oral PFAS exposure: Migration into artificial saliva and exposure assessment
Children's products0.03µg/m²Stuffed toys, PFAS migration (not total content); mean migration (as reported)PDF p.5, Table 1, PFNA row, Mean [μg/m²] columnStuffed toys as a source of oral PFAS exposure: Migration into artificial saliva and exposure assessment
Children's products<LOQ - 0.11µg/m²Stuffed toys, PFAS migration (not total content); range of migrationPDF p.5, Table 1, PFNA row, Range [μg/m²] columnStuffed toys as a source of oral PFAS exposure: Migration into artificial saliva and exposure assessment
Breast milk<LOD - 396ng/LCanadian human milk (MIREC, n = 664); rangePDF p.5, Table 3, PFNA row, Range columnPerfluorinated alkyl substances in Canadian human milk as part of the Maternal-Infant Research on Environmental Chemicals (MIREC) study
Breast milk10.4ng/LCanadian human milk (MIREC, n = 664); mean of results above LODPDF p.5, Table 3, PFNA row, Mean, >LOD only columnPerfluorinated alkyl substances in Canadian human milk as part of the Maternal-Infant Research on Environmental Chemicals (MIREC) study
Breast milk7.60ng/LCanadian human milk (MIREC, n = 664); median of results above LODPDF p.5, Table 3, PFNA row, Median, >LOD only columnPerfluorinated alkyl substances in Canadian human milk as part of the Maternal-Infant Research on Environmental Chemicals (MIREC) study
Breast milk61.0%Canadian human milk (MIREC, n = 664); detection frequencyPDF p.5, Table 3, PFNA row, Detection frequency columnPerfluorinated alkyl substances in Canadian human milk as part of the Maternal-Infant Research on Environmental Chemicals (MIREC) study
Children's products1.6% (1/61)%Children's and bedding textile products, US (n = 61, targeted analysis); detection frequency (detected/analyzed)PDF p.5, Table 3, PFNA row, targeted, number of detections columnHow Well Do Product Labels Indicate the Presence of PFAS in Consumer Items Used by Children and Adolescents?
Children's products1.62ng/gsame; maximumPDF p.5, Table 3, PFNA row, targeted, maximum concentration (ng/g) columnHow Well Do Product Labels Indicate the Presence of PFAS in Consumer Items Used by Children and Adolescents?
Children's products0.015ng/cm2same; maximumPDF p.5, Table 3, PFNA row, targeted, maximum concentration (ng/cm2) columnHow Well Do Product Labels Indicate the Presence of PFAS in Consumer Items Used by Children and Adolescents?
Bottled drinking water (purified, spring, artesian)0.16ng/Lbottled-water mean based on detections above MDL; ND literalPDF p. 4 (4398), Table 1 bottled-water mean and footnotes a/fTap vs Bottled: Assessing PFAS Levels and Exposure Risks in Singapore’s Drinking Water
Textiles, apparel and outdoor gear16.0ng/gChildren's products, China, School uniform (n = 25); detection frequency (%)PDF p.5, Table 1, PFNA row, School uniform DF columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Textiles, apparel and outdoor gearND-0.293ng/gChildren's products, China, School uniform (n = 25); rangePDF p.5, Table 1, PFNA row, School uniform Range columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Textiles, apparel and outdoor gear56.3ng/gChildren's products, China, Outdoor wear (n = 16); detection frequency (%)PDF p.5, Table 1, PFNA row, Outdoor wear DF columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Textiles, apparel and outdoor gear0.168ng/gChildren's products, China, Outdoor wear (n = 16); median (non-detects set to 1/2 MDL)PDF p.5, Table 1, PFNA row, Outdoor wear Median columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Textiles, apparel and outdoor gearND-1.25ng/gChildren's products, China, Outdoor wear (n = 16); rangePDF p.5, Table 1, PFNA row, Outdoor wear Range columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Children's products37.5ng/gChildren's products, China, Miscellaneous (n = 16); detection frequency (%)PDF p.5, Table 1, PFNA row, Miscellaneous DF columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Children's productsND-0.532ng/gChildren's products, China, Miscellaneous (n = 16); rangePDF p.5, Table 1, PFNA row, Miscellaneous Range columnPer- and Polyfluoroalkyl Substances in North American School Uniforms
Breast milk100ng/LHuman milk, China (n = 1,151); detection rate (%)PDF p.6, Table 2, PFNA row, DR (%) columnEmerging and Legacy Perfluoroalkyl Substances in Breastfed Chinese Infants: Renal Clearance, Body Burden, and Implications
Breast milk1.161ng/LHuman milk, China (n = 1,151); minimumPDF p.6, Table 2, PFNA row, Min columnEmerging and Legacy Perfluoroalkyl Substances in Breastfed Chinese Infants: Renal Clearance, Body Burden, and Implications
Breast milk12.28ng/LHuman milk, China (n = 1,151); medianPDF p.6, Table 2, PFNA row, 50th columnEmerging and Legacy Perfluoroalkyl Substances in Breastfed Chinese Infants: Renal Clearance, Body Burden, and Implications
Breast milk50.37ng/LHuman milk, China (n = 1,151); 95th percentilePDF p.6, Table 2, PFNA row, 95th columnEmerging and Legacy Perfluoroalkyl Substances in Breastfed Chinese Infants: Renal Clearance, Body Burden, and Implications
Breast milk307.0ng/LHuman milk, China (n = 1,151); maximumPDF p.6, Table 2, PFNA row, Max columnEmerging and Legacy Perfluoroalkyl Substances in Breastfed Chinese Infants: Renal Clearance, Body Burden, and Implications

Analytical methods

Regulatory references

Sources

Analytes · Methodology

References

Sources explicitly cited in this page's body.