Showing 76-90 of 104
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Removal of eight perfluoroalkyl acids from aqueous solutions by aeration and duckweed
Science
19 May 2020 | Sci the Total Env
With duckweed, >95% of long chain PFAS at 200 ppb were removed after 2 weeks.
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An (Eco)Toxicity Life Cycle Impact Assessment Framework for Per- And Polyfluoroalkyl Substances
Science
12 May 2020 | Environ. Sci. Technol.
Even at low levels, PFAS can still have significant life cycle effects.
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Trace level analyses of selected perfluoroalkyl acids in food: Method development and data generation
Science
7 Apr 2020 | Environ. Poll.
All 53 food items from the Swedish market and developing countries were found to contain PFOA and PFOS, while 76% also contained PFHxS.
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[Public Comment] Proposed restriction of PFHxA, its salts and related substances
Policy
25 Mar 2020
Germany has submitted a proposal to restrict the manufacture and commerce of PFHxA and is now seeking comments from the public.
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Comparative analysis of the toxicological databases for 6:2 fluorotelomer alcohol (6:2 FTOH) and perfluorohexanoic acid (PFHxA)
Science
25 Feb 2020 | Food Chem. Toxicol.
This article summarizes a comparative analysis of the toxicological effects of PFHxA and 6:2 FTOH and finds that 6:2 FTOH is significantly more toxic than PFHxA.
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Combined effects and toxicological interactions of perfluoroalkyl and polyfluoroalkyl substances mixtures in human liver cells (HepG2)
Science
18 Feb 2020 | Environ. Poll.
The combined effects of 6 PFAS were found to cause increased health harm compared to 1 PFAS alone.
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Communities Petition EPA to Regulate Hazardous PFAS Chemicals
Policy
16 Jan 2020
The Green Science Policy Institute is petitioning the EPA to list hundreds of PFAS (per- and polyfluorinated chemicals) as hazardous wastes under the Resource Conservation and Recovery Act (RCRA).
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[Conference Abstract] Identification of per- and polyfluorinated substances in food contact materials by mass spectrometric profiling
Science
30 Dec 2019 | DTU Orbit
A screening study of food contact materials was found to contain various PFAS, including PFBA, PFPeA, PFHxA, PFHpA, PFDA, and PFOA.
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The short-chain perfluorinated compounds PFBS, PFHxS, PFBA and PFHxA, disrupt human mesenchymal stem cell self-renewal and adipogenic differentiation
Science
25 Dec 2019 | J Environ Sci (China).
PFBS, PFHxS, PFBA, and PFHxA were found to be cyto- and potentially developmentally toxic in human cells.
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Behavioural effects and bioconcentration of per- and polyfluoroalkyl substances (PFASs) in zebrafish (Danio rerio) embryos
Science
25 Dec 2019 | Chemosphere
PFAS exposure significantly disrupted zebrafish development.
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Germany proposes PFHxA restriction under REACH
Policy
20 Dec 2019
Germany has submitted its intention to restrict PFHxA and related chemicals under REACH. Chemicals in this group are short-chain PFAS used in many consumer products.
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Bioaccumulation and human exposure of perfluoroalkyl acids (PFAAs) in vegetables from the largest vegetable production base of China
Science
10 Dec 2019 | Environ Int
PFAS found to bioaccumulate in vegetables leading to increased amounts in preschool-aged children.
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[Monitoring Data] Evaluation of Kentucky Community Drinking Water for Per- and Poly-Fluoroalkyl Substances (PFAS)
Science
22 Nov 2019
Monitoring data from sampling 74 public water systems for eight PFAS compounds in the state of Kentucky.
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Perfluoroalkyl substances, airways infections, allergy and asthma related health outcomes – implications of gender, exposure period and study design
Science
18 Nov 2019 | Envir. Inter.
PFAS was associated with an increased risk of lower respiratory tract infections.
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Occurrence and source apportionment of perfluoroalkyl acids (PFAAs) in the atmosphere in China
Science
12 Nov 2019 | Atmos. Chem. and Phy.
In a nationwide geographical study researchers found seasonal trends in PFAS concentrations, especially in summer months centering around the Henan province.