Showing 1-15 of 90
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Suitability of Remediated PFAS-Affected Soil in Cement Pastes and Mortars
Science
3 Jun 2020 | Sustain.
PFAS remediated soil was found to be an adequate additive in concrete and cementitious applications, such as roads.
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Prevalence of Per- And Polyfluoroalkyl Substances (PFASs) in Drinking and Source Water From Two Asian Countries
Science
2 Jun 2020 | Chemosphere
Short-chain PFAS was detected in prepackaged and re-fill station water.
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Multi-year atmospheric concentrations of per- and polyfluoroalkyl substances (PFASs) at a background site in central Europe
Science
2 Jun 2020 | Env. Poll.
Significant increases in air concentration were found for PFHpA, PFTrDA, PFDS, MeFOSA, and EtFOSA from 2012-2014.
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Determination of transformation products of per- and polyfluoroalkyl substances at trace levels in agricultural plants
Science
2 Jun 2020 | J. Chrom A
Plant samples from contaminated fields contained intermediate transformation products with the highest concentrations in the leafy portions of the plant.
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Evidence of Air Dispersion: HFPO-DA and PFOA in Ohio and West Virginia Surface Water and Soil near a Fluoropolymer Production Facility.
Science
2 Jun 2020 | Environ. Sci. Technol.
Downwind atmospheric transport of PFAS was found to expand the boundary of contaminated areas significantly.
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Estimating Environmental Hazard and Risks from Exposure to Per- and Polyfluoroalkyl Substances (PFAS): Outcome of a SETAC Focused Topic Meeting.
Science
2 Jun 2020 | Environ. Toxicol. Chem.
A SETAC Focus Topic Meeting and workshop entitled Environmental Risk Assessment of PFAS convened 12-15 August 2019 in Durham, North Carolina, and brought together experts from around the globe to highlight recent advances in research pertinent to evaluating environmental and human health risks from exposures of PFAS.
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Solvent Suitability for HFPO-DA (“GenX” Parent Acid) in Toxicological Studies
Science
27 May 2020 | ES&T L
GenX was found to degrade in common laboratory solvents suggesting the need for caution when performing or using data from toxicity assessments on it and other closely related PFAS.
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Removal of per- and polyfluoroalkyl substances (PFASs) in a full-scale drinking water treatment plant long-term performance of granular activated carbon (GAC) and influence of flow-rate
Science
27 May 2020 | Water Res.
The results and methods presented in this study give drinking water providers valuable tools for the operation of a full-scale treatment train for the removal of PFAS in contaminated raw water.
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These tiny, self-assembling traps capture PFAS
News
27 May 2020 | University at Buffalo
The iron-based tetrahedral cages capture a subset of PFAS with chains of six or more fluorinated carbon atoms, including perfluorocarboxylic acids, sulfonic acids and fluorotelomers.
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Integrative omics analyses uncover the mechanism underlying the immunotoxicity of perfluorooctanesulfonate in human lymphocytes.
Science
27 May 2020 | Chemosphere
The findings of this study offer insight into the molecular mechanisms underlying the immunotoxicity of PFOS and open the potential of using the identified PFOS-responsive genes and lipids as biomarkers for risk assessment.
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Interactions of perfluorooctanesulfonate (PFOS) and 6:2 chlorinated polyfluorinated ether sulfonate (6:2 Cl-PFESA) with human serum albumin (HSA): A comparative study.
Science
27 May 2020 | Chem. Res. Toxicol.
The stronger binding affinity of 6:2 Cl-PFESA to human blood cells may contribute to its higher bioaccumulation potential than PFOS.
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Per- and polyfluoroalkyl substances (PFASs) in blood of captive Siberian tigers in China: Occurrence and association with biochemical parameters
Science
19 May 2020 | Env Poll
Ten PFASs were detected in the blood of captive Siberian tigers, including PFOS alternative 6:2 Cl-PFESA, primarily from the consumption of PFAS-contaminated meat.
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Investigation of Levels of Perfluoroalkyl Substances in Surface Water, Sediment and Fish Tissue in New Jersey, USA
Science
19 May 2020 | Sci of Total Env
PFOS, PFDA, PFUnA, and PFDoA were the predominant PFAS detected in fish tissue with the highest levels downstream of a military facility.
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Challenges in the analytical determination of ultra-short-chain perfluoroalkyl acids and implications for environmental and human health.
Science
19 May 2020 | Anal Bioanal Chem
The present review gives an overview of the currently used analytical methods and summarizes the findings regarding potential analytical challenges regarding ultra-short-chain PFAS.
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Webinar highlights: PFAS analysis
News
15 May 2020 | New Food Magazine
Sample preparation and chromatography concepts of non-routine PFAS analyses from multiple matrices have been discussed.