Articles with "passive samplers" as a keyword



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Field-testing polyethylene passive samplers for the detection of neutral polyfluorinated alkyl substances in air and water.

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Published in 2018 at "Environmental toxicology and chemistry"

DOI: 10.1002/etc.4264

Abstract: Fluorotelomer alcohols (FTOHs), perfluorooctane-sulfonamidoethanols (FOSEs), perfluorooctane-sulfonamides (FOSAs), and other poly- and perfluorinated alkyl substances (PFASs) are common and ubiquitous byproducts of industrial telomerization processes. They can degrade into various perfluorinated carboxylic acids, which are persistent… read more here.

Keywords: air water; pfass; water; polyethylene passive ... See more keywords
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Field Validation of a Novel Passive Sampler for Dissolved PFAS in Surface Waters

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Published in 2022 at "Environmental Toxicology and Chemistry"

DOI: 10.1002/etc.5431

Abstract: Numerous per‐ and polyfluoroalkyl substances (PFAS) are of growing concern worldwide due to their ubiquitous presence, bioaccumulation and adverse effects. Surface waters in the United States have displayed elevated concentrations of PFAS, but so far… read more here.

Keywords: pfas surface; surface waters; passive samplers; passive sampler ... See more keywords
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Diffusion coefficients of polar organic compounds in agarose hydrogel and water and their use for estimating uptake in passive samplers.

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Published in 2020 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.126183

Abstract: Diffusion coefficient (D) is an important parameter for prediction of micropollutant uptake kinetics in passive samplers. Passive samplers are nowadays commonly used for monitoring trace organic pollutants in different environmental matrices. Samplers utilising a hydrogel… read more here.

Keywords: diffusion; water; coefficients polar; diffusion coefficients ... See more keywords
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Design and characterization of macroporous alumina membranes for passive samplers of water contaminants

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Published in 2017 at "Journal of The European Ceramic Society"

DOI: 10.1016/j.jeurceramsoc.2017.12.012

Abstract: Abstract Macroporous ceramic membranes with hierarchical pore structure were developed and characterized for the time-integrated analysis of water contaminants. The alumina membranes were boosted to allow a suitable diffusion rate for envisaged applications. Sacrificial fugitives… read more here.

Keywords: diffusion; water; alumina membranes; passive samplers ... See more keywords
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Investigation of formaldehyde and other carbonyls in a small urban atmosphere using passive samplers. A comprehensive data analysis

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Published in 2021 at "Microchemical Journal"

DOI: 10.1016/j.microc.2021.106270

Abstract: Abstract Carbonyls are important pollutants in urban atmospheres not only for their contribution to the formation of oxidants such as ozone and peroxyacetyl nitrate (PAN) but also for their adverse effects on human health. Formaldehyde… read more here.

Keywords: formaldehyde carbonyls; passive samplers; using passive; analysis ... See more keywords
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Utility of Diffusive Gradient in Thin-Film Passive Samplers for Predicting Mercury Methylation Potential and Bioaccumulation in Freshwater Wetlands.

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Published in 2022 at "Environmental science & technology"

DOI: 10.1021/acs.est.1c06796

Abstract: Mercury is a risk in aquatic ecosystems when the metal is converted to methylmercury (MeHg) and subsequently bioaccumulates in aquatic food webs. This risk can be difficult to manage because of the complexity of biogeochemical… read more here.

Keywords: freshwater; methylation; ihg; passive samplers ... See more keywords
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Comparative Evaluation of Common Materials as Passive Samplers of Environmental DNA.

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Published in 2022 at "Environmental science & technology"

DOI: 10.1021/acs.est.2c02506

Abstract: Environmental DNA (eDNA) technology has revolutionized biomonitoring in recent years; however, eDNA collection from aquatic environments generally relies on the time-consuming and equipment-dependent process of water filtration. Passive eDNA sampling deploys sorbent materials to capture… read more here.

Keywords: materials passive; common materials; passive samplers; comparative evaluation ... See more keywords
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Comparative Exposure Assessment Using Silicone Passive Samplers Indicates Domestic Dogs are Sentinels to Support Human Health Research.

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Published in 2020 at "Environmental science & technology"

DOI: 10.1021/acs.est.9b06605

Abstract: Silicone wristbands are promising passive samplers to support epidemiology studies in characterizing exposure to organic contaminants; however, investigating associated health risks remains challenging due to the latency period for many chronic diseases that take years… read more here.

Keywords: comparative exposure; passive samplers; dog tags; using silicone ... See more keywords
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Sorbent Film-Coated Passive Samplers for Explosives Vapour Detection Part A: Materials Optimisation and Integration with Analytical Technologies

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-24244-y

Abstract: A new thin-film passive sampler is presented as a low resource dependent and discrete continuous monitoring solution for explosives-related vapours. Using 15 mid-high vapour pressure explosives-related compounds as probes, combinations of four thermally stable substrates… read more here.

Keywords: integration; film coated; sorbent film; film ... See more keywords
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12 A Review of Factors Influencing Passive Sampler Performance in Outdoor Workplaces with a Focus on Benzene

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Published in 2023 at "Annals of Work Exposures and Health"

DOI: 10.1093/annweh/wxac087.047

Abstract: Passive or diffusion samplers have become standard tools for exposure and compliance testing despite their limited accuracy of 25-30%. Passive samplers have several advantages over active/pumped samplers, notably ease of use, low cost and inherent… read more here.

Keywords: sampler; review; passive samplers; passive sampler ... See more keywords
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High NO2 Concentrations Measured by Passive Samplers in Czech Cities: Unresolved Aftermath of Dieselgate?

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Published in 2021 at "Atmosphere"

DOI: 10.3390/atmos12050649

Abstract: This work examines the effects of two problematic trends in diesel passenger car emissions—increasing NO2/NOx ratio by conversion of NO into NO2 in catalysts and a disparity between the emission limit and the actual emissions… read more here.

Keywords: concentrations measured; measured passive; passive samplers; dieselgate ... See more keywords