Showing 1-15 of 514
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Getting control of PMT and vPvM substances under REACH
Events
25 Mar 2021
This workshop will feature case studies of selected, emerging PMT/vPvM substances that are attracting increasing attention (e.g. ChemSEC's SIN List).
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Target, Nontarget, and Suspect Screening and Temporal Trends of Per- and Polyfluoroalkyl Substances in Marine Mammals from the South China Sea
Science
13 Jan 2021 | Environ Sci Technol
A primary risk assessment showed that the emerging PFAS 6:2 Cl-PFESA could have possible adverse effects in terms of reproductive injury potential on most of the investigated cetaceans.
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Notice of Availability for Public Comment: Interim PFAS Destruction and Disposal Guidance
Policy
12 Jan 2021
The EPA is requesting public comment on its recently published Interim PFAS Destruction and Disposal Guidance.
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Perfluorooctane sulfonic acid (PFOS) adsorbed to polyethylene microplastics: accumulation and ecotoxicological effects in the clam Scrobicularia plana
Science
12 Jan 2021 | Mar. Environ. Res.
Low-density polyethylene microplastics and with PFOS adsorbed of two different sizes were ingested in Scrobicularia plana and was associated with oxidative stress.
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PFAS product liability cases – are the floodgates now open?
News
12 Jan 2021 | National Law Review
Even companies without direct use or knowledge of PFAS use in products should consider a review of supplier materials, as those materials may have PFAS as a component, which could some day subject the company to legal liability issues.
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Characterizing the Air Emissions, Transport, and Deposition of Per- and Polyfluoroalkyl Substances from a Fluoropolymer Manufacturing Facility
Science
12 Jan 2021 | Environ Sci Technol
PFAS with acid functionality has higher deposition due to enhanced water solubility and pH-driven partitioning to aqueous media.
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Deterministic risk assessment of firefighting water additives to terrestrial organisms
Science
12 Jan 2021 | Environ Sci Pollut Res Int
A number of PFAS-free firefighting water additives were found to pose a hazard to terrestrial organisms based on a worst-case exposure scenario of direct application at the greatest recommended application rate for a class A fire (e.g., wood, paper).
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EPA denies petition to address PFAS
News
11 Jan 2021 | Coastal Review Online
The U.S. Environmental Protection Agency on Thursday denied the petition, by six eastern North Carolina organizations to require Chemours Co. to fund testing by independent scientists on 54 PFAS, produced at its Fayetteville Works facility.
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Per- and polyfluoroalkyl substances (PFASs) in Chinese drinking water: risk assessment and geographical distribution
Science
11 Jan 2021 | Environ. Sci. Eur.
The PFAS concentrations reported in more than 20% of the studied cities, likely affecting 98.5 million people, were above the maximum contaminant level issued by Vermont in 2019.
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Chemours can skip testing 54 ‘forever chemicals,’ EPA says
News
8 Jan 2021 | Bloomberg Law Review
The EPA has rejected a request from six North Carolina environmental health groups to force Chemours Co. to generate toxicity, human health, and other data for dozens of toxic PFAS chemicals.
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Current Contributions of Organofluorine Compounds to the Agrochemical Industry
Science
6 Jan 2021 | iScience
A database of 424 fluoro-agrochemicals was developed to better understand the role of PFAS in agriculture.
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Contamination Characteristics and Potential Ecological Risks of Typical Perfluoroalkyl Substances in the Water and Sediment of Coastal Tourism Resorts in Shandong Province
Science
5 Jan 2021 | Huan Jing Ke Xue .
Discharge of municipal industrial wastewater and domestic sewage is the main source of contamination around tourist-heavy areas.
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Development of Per and Polyfluoroalkyl Substances (PFAS) Ecological Risk Based Screening Levels (RBSLs)
Science
5 Jan 2021 | Environ Toxicol Chem
PFNA, PFOS, PFOA, PFHxA, PFBS, and PFBA were evaluated and a risk-based screening level was developed for each.
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Per- and polyfluoroalkyl substances (PFASs) are positively associated with thyroid hormones in an arctic seabird
Science
5 Jan 2021 | Environ Toxicol Chem
PFAS exposure was thought to lead to biological changes in male and female avian species.
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High levels of fluoroalkyl substances and potential disruption of thyroid hormones in three gull species from South Western France
Science
5 Jan 2021 | Sci Total Environ
Elevated levels of PFAS in seabirds are potentially associated with thyroid issues.