Showing 91-105 of 197
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Anthropogenic Drivers of Variation in Concentrations of Perfluoroalkyl Substances in Otters () from England and Wales.
Science
17 Jan 2022 | Environ Sci Technol
PFAS concentrations in otters were positively associated with effluent from wastewater treatment plants, agriculture, and a fluoropolymer production facility.
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Demographic, life-style and physiological determinants of serum per- and polyfluoroalkyl substance (PFAS) concentrations in a national cross-sectional survey of Swedish adolescents
Science
17 Jan 2022 | Environ Res
Legacy PFAS were found at elevated levels throughout Swedish adolescents in addition to the novel 9Cl-PF3ONS in 5% of those tested, and females had lower serum PFAS concentration than males.
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Combined Use of Total Fluorine and Oxidative Fingerprinting for Quantitative Determination of Side-Chain Fluorinated Polymers in Textiles
Science
3 Jan 2022 | ES&T
A method was developed to determine the side-chain fluorinated polymer concentrations in terms of the side chain mass, as opposed to fluorine equivalents, facilitating the estimation of the structure and quantity of PFAA degradation products in medical textiles.
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Investors Push World’s Top Chemical Companies Over Hazardous Substances
News
13 Dec 2021 | Reuters
Investors managing $4.1 trillion in assets are urging the world's biggest chemicals companies to phase out production of hazardous substances which linger in the environment and have been linked to serious health problems.
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Distribution and ten-year temporal trends (2009-2018) of perfluoroalkyl substances in gull eggs from Spanish breeding colonies
Science
30 Nov 2021 | Environ Pollut
Total PFAS concentrations in gull eggs decreased through the 10-year study period in all but one colony, highlighting the usefulness of gull eggs as bioindicators of PFAS pollution in water and fish.
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The driving factors of per- and polyfluorinated alkyl substance (PFAS) accumulation in selected fish species: The influence of position in river continuum, fish feed composition, and pollutant properties
Science
23 Nov 2021 | Sci Total Environ
Molecular mass and fluorine number play crucial roles in PFAS bioaccumulation in fish.
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Investigation of levels of perfluoroalkyl substances in freshwater fishes collected in a contaminated area of Veneto Region, Italy
Science
16 Nov 2021 | Environ Sci Pollut Res Int
Consumption of fish more than once a month from a contaminated region of Italy might result in high exposure to PFAS.
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3M Fails to Overturn Regulators’ Shutdown of PFAS Production in Belgium
News
9 Nov 2021 | Star Tribune
In Belgium, PFAS contamination involves both the old PFOS and failure to disclose releases of newer-generation substances in the family.
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Distribution of perfluoroalkyl acids in fish species from the Baltic Sea and freshwaters in Finland
Science
9 Nov 2021 | Chemosphere
Moderate consumption of most Baltic fishes exceeded the tolerable weekly intake set by the European Commission for the sum of four PFAS (PFOA, PFNA, PFHxS, and PFOS).
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Flanders To Launch Large-Scale Investigation into PFAS in Groundwater
News
2 Nov 2021 | The Brussels Times
The study will focus on detecting 36 PFAS substances in the blood of hundreds of local residents near the 3M factory at the heart of a recent pollution scandal.
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3M PFAS Production Shut Down in Belgium By Environmental Regulators
News
1 Nov 2021 | The Star Tribune
It appears to be the first time any regulator globally has moved to stop production of PFAS.
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Ecological and spatial variations of legacy and emerging contaminants in white-tailed sea eagles from Germany: Implications for prioritisation and future risk management
Science
27 Oct 2021 | Environ Int
Species that preyed upon fish were found to have higher levels of PFCA.
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Perfluoroalkyl Substances (PFAS) Contamination Levels of Pike (Esox lucius L.) and Roach (Rutilus rutilus L.) from Selected Masurian Lakes in Eastern Europe.
Science
5 Oct 2021 | Environ Toxicol Chem
PFAS concentrations differed among commercially relevant fish species from different lakes in Poland.
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Determination of 56 per- and polyfluoroalkyl substances in top predators and their prey from Northern Europe by LC-MS/MS
Science
21 Sep 2021 | Chemosphere
A clear association between the PFAS concentrations in apex predators and the geographical origin of the specimens, with samples that were collected in urban and agricultural zones being highly contaminated compared to samples from pristine or semi-pristine areas.
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Organofluorine Mass Balance Analysis of Whole Blood Samples in Relation to Gender and Age.
Science
21 Sep 2021 | Environ Sci Technol
Over 50% of extractable organofluorine could not be explained by the 63 monitored PFAS in the female Swedish population.