Articles with "water samples" as a keyword



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Developmental effects of siloxane exposure in zebrafish: A comparison study using laboratory‐mixed and environmental water samples

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Published in 2022 at "Journal of Applied Toxicology"

DOI: 10.1002/jat.4369

Abstract: Siloxanes are used in personal care, biomedical, and industrial products. Their worldwide use and persistence in the environment cause consistent exposure for both humans and aquatic animals. Two siloxane congeners, decamethylcyclopentasiloxane (D5; CAS 541‐02‐6) and… read more here.

Keywords: laboratory mixed; siloxane exposure; water; water samples ... See more keywords
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Facile preparation of a polydopamine-based monolith for multiple monolithic fiber solid-phase microextraction of triazine herbicides in environmental water samples.

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Published in 2017 at "Journal of separation science"

DOI: 10.1002/jssc.201601127

Abstract: A new multiple monolithic fiber solid-phase microextraction using a polydopamine-based monolith as the extraction medium is proposed. The monolith was synthesized by facile in situ copolymerization of N-methacryldopamine and dual cross-linkers (divinylbenzene/ethylenedimethacrylate) in the presence… read more here.

Keywords: water samples; multiple monolithic; triazine herbicides; solid phase ... See more keywords
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Rapid and precise measurements of radon in water using a pulsed ionization chamber

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Published in 2021 at "Limnology and Oceanography: Methods"

DOI: 10.1002/lom3.10419

Abstract: Radon‐in‐air monitor (RAD7, Durridge Co.) has been widely used to measure 222Rn in water samples. RAD7 measures 222Rn via 218Po+ (t1/2 = 3.1 min), which is electrically attracted to a silicon alpha detector. In this… read more here.

Keywords: water; water samples; ionization chamber; pulsed ionization ... See more keywords
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A porous molecularly imprinted electrochemical sensor for specific determination of bisphenol S from human serum and bottled water samples in femtomolar level

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Published in 2022 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-022-03928-5

Abstract: In this study, a porous molecularly imprinted electrochemical sensor was successfully fabricated for the selective assay of bisphenol S (BPS) by introducing N-methacryloyl-l tyrosine functional monomer. The molecularly imprinted polymer (MIP)–based sensor (MA-Tyr@MIP/GCE) was prepared… read more here.

Keywords: molecularly imprinted; water samples; spectroscopy; sensor ... See more keywords
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Determination of Rare Earth Elements in Pore Water Samples of Marine Sediments Using an Offline Preconcentration Method

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Published in 2021 at "Archives of Environmental Contamination and Toxicology"

DOI: 10.1007/s00244-020-00793-0

Abstract: The concentrations of dissolved yttrium and rare earth elements (REY) in sediment pore water provide important geochemical information. However, due to the low REY concentration, complex matrix, and limited sample volume (often only a few… read more here.

Keywords: water; water samples; method; marine sediments ... See more keywords
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Real-time PCR detection of Toxoplasma gondii in surface water samples in São Paulo, Brazil

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Published in 2018 at "Parasitology Research"

DOI: 10.1007/s00436-018-6185-z

Abstract: Water is considered an important vehicle for the spread of human toxoplasmosis in several countries. Toxoplasma gondii oocysts can persist in the environment for long periods, being highly resistant to the various chemical inactivation processes… read more here.

Keywords: surface water; real time; water; water samples ... See more keywords
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Field storage of water samples affects measured environmental DNA concentration and detection

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Published in 2020 at "Limnology"

DOI: 10.1007/s10201-020-00634-y

Abstract: Environmental DNA (eDNA) is an emerging approach for detecting species, yet numerous methodological questions remain unanswered. Here we examined how time to filtration (0–48 h after collection) and sample storage (open vs. chilled in the dark)… read more here.

Keywords: storage; detection; environmental dna; water samples ... See more keywords
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Comparison of Two Ionic Liquid-Based Pretreatment Methods for Three Steroids' Separation and Determination in Water Samples by HPLC

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Published in 2017 at "Chromatographia"

DOI: 10.1007/s10337-016-3215-9

Abstract: AbstractIonic liquid foam floatation coupled with an ionic liquid-based homogeneous liquid–liquid microextraction (IF-IHLME) method was developed and compared with ionic liquid foam floatation coupled with an ionic liquid dispersive liquid–liquid microextraction (IF-IDLME) method by their… read more here.

Keywords: extraction; ionic liquid; liquid; water samples ... See more keywords
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Bilayer Surfactants of Fatty Acid and Cetyltrimethylammonium Bromide on Magnetic Nanoparticles for Preconcentration of Polycyclic Aromatic Hydrocarbons in Water Samples

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Published in 2017 at "Chromatographia"

DOI: 10.1007/s10337-017-3354-7

Abstract: In this work, the highly dispersible sorbent in aqueous media, bilayer surfactants of fatty acid (FA) and cetyltrimethylammonium bromide (CTAB) coated on magnetic nanoparticles (MNPs), Fe3O4@FA@CTAB NPs, was synthesized successfully. It was used as sorbent… read more here.

Keywords: surfactants fatty; water; fatty acid; water samples ... See more keywords
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Rapid Multi-Residue Analysis of Herbicides with Endocrine-Disrupting Properties in Environmental Water Samples Using Ultrasound-Assisted Dispersive Liquid–Liquid Microextraction and Gas Chromatography–Mass Spectrometry

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Published in 2018 at "Chromatographia"

DOI: 10.1007/s10337-018-3530-4

Abstract: A highly efficient ultrasonic-assisted dispersive liquid–liquid microextraction (UA-DLLME) procedure coupled with gas chromatography–mass spectrometry was developed for simultaneous analysis of multiclass herbicides with endocrine-disrupting properties in environmental water samples. The parameters affecting the method’s extraction… read more here.

Keywords: liquid; water samples; dispersive liquid; assisted dispersive ... See more keywords
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Nickel ferrite nanoparticles for removal of polar pharmaceuticals from water samples with multi-purpose features

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Published in 2018 at "Adsorption"

DOI: 10.1007/s10450-018-9953-2

Abstract: This paper reports the removal of two widely used pharmaceuticals, namely dipyrone and diclofenac, by magnetic nickel ferrite nanoparticles. A method combining nickel ferrite nanoparticles and high-performance liquid chromatography was applied for the simultaneous monitoring… read more here.

Keywords: adsorption; ferrite nanoparticles; polar pharmaceuticals; water samples ... See more keywords