Showing 1636-1638 of 1638
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Levels, accumulation patterns and retrospective trends of perfluoroalkyl acids (PFAAs) in terrestrial ecosystems over the last three decades
Science
3 Jan 2019 | Environ. Pollut.
PFAAs are still detectable in the environment and concentrations of other PFAAs as perfluorobutanoic acid appear to be increasing over the past 30 years.
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Reconnaissance of Mixed Organic and Inorganic Chemicals in Private and Public Supply Tapwaters at Selected Residential and Workplace Sites in the United States
Science
21 Nov 2018 | Env. Sci. & Tech.
USGS scientists tested 25 tap water sources from across the U.S. detecting PFAS in 84%, although some at low levels.
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Reconstructing the Composition of Per- and Polyfluoroalkyl Substances in Contemporary Aqueous Film-Forming Foams
Science
1 Mar 1921 | Environ Sci Technol Lett
A combination of methods can accurately assign the total PFAS mass attributable to AFFF in an aqueous sample with differentiation of gross precursor classes and identification of major precursor species.