Results 31 to 40 of about 15,377 (250)

Photochemical transformation of perfluoroalkyl acid precursors in water using engineered nanomaterials [PDF]

open access: yes, 2020
The production of perfluoroalkyl acids (PFAAs) has been phased out over recent decades; however, no significant decline in their environmental concentrations has been observed.
Dai, Yunrong   +4 more
core  

Current exposure of Italian women of reproductive age to PFOS and PFOA: a human biomonitoring study [PDF]

open access: yes, 2015
Perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) concentrations were determined in serum samples collected in 2011-2012 from 549 nulliparous Italian women of reproductive age who resided in six different Italian Regions.
Abballe, A   +23 more
core   +1 more source

Perfluorochemicals in wastewater treatment plants and sediments in Hong Kong [PDF]

open access: yes, 2010
The study reported in this paper examined the concentrations of nineteen perfluorochemicals (PFCs), including perfluoroalkyl sulfonates, carboxylates, and sulfonamides in samples collected from Hong Kong wastewater treatment plants (WWTPs) and sediments.
Ma, R, Shih, K
core   +5 more sources

Associations of perfluorooctane sulfonate alternatives and serum lipids in Chinese adults

open access: yesEnvironment International, 2021
Background: Chlorinated polyfluorinated ether sulfonic acids (Cl-PFESAs), a group of perfluorooctane sulfonate (PFOS) alternatives, can be widely observed in humans and environmental matrices. However, associations between exposure to Cl-PFESAs and serum
Jianping Cong   +15 more
doaj   +1 more source

Exploring the fate, transport and risk of Perfluorooctane Sulfonate (PFOS) in a coastal region of China using a multimedia model [PDF]

open access: yes, 2015
Perfluorooctane Sulfonate (PFOS) and related substances have been widely applied in both industrial processes and domestic products in China. Exploring the environmental fate and transport of PFOS using modeling methods provides an important link between
Jones, Kevin C.   +5 more
core   +1 more source

Emerging Persistent Organic Pollutants in Chinese Bohai Sea and Its Coastal Regions

open access: yesThe Scientific World Journal, 2014
Emerging persistent organic pollutants (POPs) have widely aroused public concern in recent years. Polybrominated diphenyl ethers (PBDEs) and perfluorooctane sulfonyl fluoride/perfluorooctane sulfonic acid (POSF/PFOS) had been newly listed in Stockholm ...
Xiaomin Li   +3 more
doaj   +1 more source

No association between perfluoroalkyl chemicals and hypertension in children [PDF]

open access: yes, 2014
Background Hypertension is a leading cause of cardiovascular disease worldwide. Perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) are perfluoroalkyl chemicals (PFCs) used in the manufacture of common consumer products and detected in ...
Geiger, Sarah Dee   +2 more
core   +2 more sources

Liquid Chromatography-Tandem Mass Spectrometry Analysis of Perfluorooctane Sulfonate and Perfluorooctanoic Acid in Fish Fillet Samples

open access: yesJournal of Analytical Methods in Chemistry, 2012
Perfluorooctane sulfonate (PFOS) and perfluorooctanoic (PFOA) acid are persistent contaminants which can be found in environmental and biological samples.
Viviana Paiano   +5 more
doaj   +1 more source

Octanol/water distribution coefficients of the C~1~ through C~7~ perfluoro-n-alkyl sulfonates: Comparison of the IEFPCM-UFF, CPCM, and SMD solvation models [PDF]

open access: yes, 2010
The octanol/water distribution coefficients (log D~ow~) of the C~1~ through C~7~ perfluoro-n-alkyl sulfonates (PFSAs) were calculated using the M062X/6-311++G(d,p) and MP2/6-311++G(d,p)//M062X/6-311++G(d,p) levels of theory and the IEFPCM-UFF, CPCM, and ...
Kaya Forest, Sierra Rayne
core   +2 more sources

Half-lives of PFOS, PFHxS and PFOA after end of exposure to contaminated drinking water. [PDF]

open access: yes, 2017
BACKGROUND: Municipal drinking water contaminated with perfluorinated alkyl acids had been distributed to one-third of households in Ronneby, Sweden. The source was firefighting foam used in a nearby airfield since the mid-1980s. Clean water was provided
Fletcher, Tony   +6 more
core   +1 more source

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