Process development of water-based polyurethane with acrylate terminal group under water vapor permeability and water repellency for nylon fabric

22 Sep 2020 | Text. Res.

A proof of concept to replace PFAS in durable water repellent was found to be 25% more effective than fluorinated variants.

Emerging per- and polyfluoroalkyl substances (PFAS) in human milk from Sweden and China

22 Sep 2020 | Environ Sci Process Impacts

The significant concentrations of F53-B in Chinese milk suggest that human exposure assessments focused only on legacy substances may severely underestimate overall PFAS exposure in breastfeeding infants.

Serum concentrations of per- and polyfluoroalkyl substances and risk of renal cell carcinoma

22 Sep 2020 | J. Natl. Cancer Inst.

PFOA was found to be a renal carcinogen and may have important public health implications for the many individuals exposed to this ubiquitous and highly persistent chemical.

Environmental and dietary exposure of perfluorooctanoic acid and perfluorooctanesulfonic acid in the Nakdong River, Korea

22 Sep 2020 | Environ Geochem Health

Crops were found to be a significant and underappreciated pathway for human exposure to PFAS in areas with heavy pollution.

Temporal trends of per- and polyfluoroalkyl substances in Delaware River fish, USA

22 Sep 2020 | Integr Environ Assess Manag

PFNA, PFUnA, and PFOS were found in fish at levels exceeding recommended regional risk advisory limits on fish consumption.

Solvent Suitability for HFPO-DA ("GenX" Parent Acid) in Toxicological Studies.

22 Sep 2020 | Environ Sci Technol Lett

HFPO-DA stability was evaluated with DMSO and other commonly used solvents to determine each solvent's suitability for use in toxicity assays.

Review: Evolution of evidence on PFOA and health following the assessments of the C8 Science Panel.

22 Sep 2020 | Environ Int

Former C8 Science Panel members and collaborators comment on current PFOA literature regarding health outcomes finding that epidemiologic evidence remains limited.

Occurrence and dietary intake of Perfluoroalkyl substances in foods of the residents in Beijing, China.

22 Sep 2020 | Food Addit Contam Part B Surveill

Linear-PFASs were commonly found in fish, while PFBS was mainly found in vegetables.

Human biomonitoring of per- and polyfluoroalkyl substances in German blood plasma samples from 1982 to 201

21 Sep 2020 | Env. Int.

A spectrum of 37 PFAS was determined in 100 human plasma samples from 2009 to 2019 with a significant portion of total PFOS analytes present that were branched isomers.

Comparison of the properties of perfluoroalkyl polyoxyethylene ether and alkyl polyoxyethylene ether

21 Sep 2020 | Colloid and Polymer Science

Short-chain PFAS found to outperform non-fluorinated chemicals and was recommended to use in personal and home care and foam applications.

[Industry report] PFAS Non-targeted Analysis And Methods Interim Report

15 Sep 2020

This report has been prepared by Chemours to provide an update on the characterization of previously unidentified PFAS in aqueous samples collected from process wastewater, non-process wastewater and stormwater at the Chemours Fayetteville Works, North Carolina site.

Multiphase distribution and spatial patterns of perfluoroalkyl acids (PFAAs) associated with catchment characteristics in a plain river network

15 Sep 2020 | Chemosphere

PFAS were found to travel and accumulate in different parts of river systems.

Animal size impacts perfluoroalkyl acid (PFAA) concentrations in muscle tissue of estuarine fish and invertebrate species

15 Sep 2020 | Env. Poll.

Weight and PFAS concentrations were inversely related in estuarine and marine invertebrates.

Legacy and Novel Per- and Polyfluoroalkyl Substances (PFAS) in Juvenile Seabirds from the US Atlantic Coast

15 Sep 2020 | Environ Sci Technol .

These results detail concentrations of legacy and novel PFAS across different marine ecosystems along the US Atlantic East Coast.

Advanced PFAS precursor digestion methods for biosolids

15 Sep 2020 | Environ. Chem.

A review of current PFAS-detection methods found them significantly underestimating total PFAS-loads in wastewater and biosolid matrices.