Showing 571-585 of 1135
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Predicting the relationship between PFAS component signatures in water and non-water phases through mathematical transformation: Application to machine learning classification
Science
16 Jun 2021 | Chemosphere
Equations are derived for estimating PFAS composition in phases in contact with water.
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Per and poly-fluoroalkyl substances (PFAS) as a contaminant of emerging concern in surface water: A transboundary review of their occurrences and toxicity effects
Science
16 Jun 2021 | J. Hazard. Mater.
Global shift in use of PFAS was observed from western to eastern parts of the world.
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Exploring the integrity of targeted PFASs in extracted wastewater samples during transport and storage stages
Science
16 Jun 2021 | Chemosphere
The integrity of PFAS containing environmental samples during shipping and handling was evaluated.
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Solvay provides contested PFAS reference standard
News
16 Jun 2021 | C&EN
Earlier this year, Solvay used patent infringement claims to demand that the standard maker Wellington Laboratories stop selling C6O4, effectively halting the research because Wellington was the only commercial source.
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Trends in environmental chemical concentrations in the Canadian population: Biomonitoring data from the Canadian Health Measures Survey 2007-2017
Science
16 Jun 2021 | Environ Int
Concentrations of PFOA and PFOS decreased over a ten-year period in the Canadian population.
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Perfluorinated alkyl substances: Sewage treatment and implications for receiving water
Science
16 Jun 2021 | Sci. Total Environ.
Permitting PFAS discharge alone was found not to be able to reduce total PFAS load in rivers.
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Serum levels of perfluorooctanoic acid and perfluorooctane sulfonic acid in pregnant women: Maternal predictors and associations with birth outcomes in the PIPA Project
Science
16 Jun 2021 | J Obstet Gynaecol Res
Age, fish consumption, passive smoking, and the number of rooms in the house were predictors of maternal PFAS levels.
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[Op-Ed] Cosmetic chemicals need a makeover
News
15 Jun 2021 | The Hill
Every morning millions of people — primarily women — start their day with makeup. In doing so, they may be slathering Teflon and other harmful “forever chemicals” all over their faces.
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Fluorinated Compounds in North American Cosmetics
Science
15 Jun 2021 | ES&T L
PFAS were found in a variety of cosmetics where PFAS was generally not listed on the ingredient label.
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Legacy and emerging per- and polyfluoroalkyl substances (PFAS) in sediments from the East China Sea and the Yellow Sea: Occurrence, source apportionment and environmental risk assessment
Science
9 Jun 2021 | Chemosphere
PFOA was predominant and HFPO-DA concentration was comparable to PFOS with PBSA and HFPO-DA found for the first time in sediment.
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Investigating the Uptake and Fate of Poly- and Perfluoroalkylated Substances (PFAS) in Sea Ice Using an Experimental Sea Ice Chamber
Science
9 Jun 2021 | ES&T
PFAS distribution is strongly governed by the presence and dynamics of brine (high salinity water) within the sea ice.
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Air monitoring with passive samplers for perfluoroalkane substances in developing countries (2017-2019)
Science
9 Jun 2021 | Chemosphere
41 developing countries were sampled, with Zambia showing exceptionally high levels of PFAS.
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Exploring associations between prenatal exposure to multiple endocrine disruptors and birth weight with exposure continuum mapping
Science
9 Jun 2021 | Environ Res
Increased levels of PFAS were associated with heavier babies.
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Determination of perfluorooctane sulphonate and perfluorooctanoic acid in seafood and water from Map Ta Phut Industrial Estate area, Thailand
Science
9 Jun 2021 | Food Addit Contam Part A Chem Anal Control Expo Risk Assess
PFOS levels exceeded the total tolerable weekly intake value for PFAS mixtures in a Thai population.
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Associations of perfluoroalkyl and polyfluoroalkyl substances (PFAS) and PFAS mixtures with adipokines in midlife women
Science
9 Jun 2021 | Int J Hyg Environ Health
Some PFAS may alter circulating levels of leptin, affecting the ‘hunger’ sensation.