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Deep eutectic solvent-based simultaneous complexation and preconcentration of nickel in Antarctic lake water samples for determination by flame atomic absorption spectrometry
This study presents a simple, sensitive, and accurate method for the determination of nickel by flame atomic absorption spectrometry (FAAS). Prior to...
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Simultaneous determination of fourteen pharmaceuticals in sewage sludge using online solid-phase extraction-liquid chromatography-tandem mass spectrometry combined with accelerated solvent extraction
An online solid-phase extraction (SPE) liquid chromatography tandem mass spectrometry method (HPLC-MS/MS) combined with accelerated solvent...
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Development of a MOF-based SPE method combined with GC–MS for simultaneous determination of alachlor, acetochlor and pretilachlor in field soil
In this work, a rapid, highly selective, reusable and effective method was developed for simultaneous determination of alachlor, acetochlor and...
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Implementation of simple and effective fine droplet formation-based spray-assisted liquid phase microextraction for the simultaneous determination of twenty-nine endocrine disruptor compounds and pesticides in rock, soil, water, moss, and feces samples from antarctica using gas chromatography-mass spectrometry
This study established the simultaneous determination of the selected endocrine-disrupting compounds (EDCs) and pesticides in rock, soil, water,...
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Simultaneous determination of twelve natural estrogens in dairy milk using liquid–liquid extraction and solid-phase extraction coupled with gas chromatography-mass spectrometry
There have been many analytical methods for natural estrogens in commercial dairy milk samples, but in most of which, only four major estrogens...
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Determination of trace cobalt ions in bottled drinking water samples from Fiji Island by spray-assisted fine droplet formation-liquid phase microextraction based on simultaneous complexation and extraction before flame atomic absorption spectrometer measurement
In this study, a green, simple and effective preconcentration method named as spray-assisted fine droplet formation-liquid phase microextraction...
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Simultaneous determination of benzothiazoles, benzotriazoles, and benzotriazole UV absorbers by solid-phase extraction-gas chromatography-mass spectrometry
Benzotriazoles (BTRs), benzothiazoles (BTHs), and benzotriazole ultraviolet absorbers (BUVs) are common products in plastic rubber and personal care...
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Eco-friendly solvent bar microextraction based on a natural deep eutectic solvent and multivariate optimization for simultaneous determination of spironolactone and canrenone in urine and plasma samples
Simultaneous measurement of spironolactone and canrenone in urine and plasma provides valuable insight into renal function, and therapeutic efficacy...
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Salting-out assisted liquid–liquid extraction combined with LC–MS/MS for the simultaneous determination of seven organic UV filters in environmental water samples: method development and application
Organic UV filters (OUVFs), the active ingredient in sunscreens, are of environmental concern due to reported ecotoxicological effects in aquatic...
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Simultaneous trace determination of three natural estrogens and their sulfate and glucuronide conjugates in municipal waste and river water samples with UPLC-MS/MS
Analytical method for three natural estrogens (NEs) and their sulfate and glucuronide conjugates in waste and river waters using solid-phase...
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Development of QuEChERS coupled with UHPLC–MS/MS for simultaneous determination of eight neonicotinoid pesticides in breast milk
A speedy and hypersensitive method was built to detect eight neonicotinoid insecticides (neonics) in breast milk by ultrahigh-performance liquid...
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Portable smartphone-based colorimetric system for simultaneous on-site microfluidic paper-based determination and map** of phosphate, nitrite and silicate in coastal waters
Early and on-site detection of environmental contaminations and physicochemical parameters of seawater is increasingly preferred to guarantee hazard...
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Develo** a method to measure bioavailable phosphorus in river water via simultaneous multisample ultrasonic extraction
To reduce aquatic eutrophication, measurements of bioavailable phosphorus (BAP) rather than total phosphorus (TP) are deemed critical. However,...
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Occurrence and Consequences of Matrix Effects in Simultaneous Multi-class LC-MS/MS Determination of Pesticides, Pharmaceuticals and Perfluoroalkylsubstances in Different Types of Groundwater
AbstractMatrix effects are a recent remarkable feature in quantitative LC-MS/MS analysis. In this work, the matrix effects of a multiclass mixture of...
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Multi-templates surface molecularly imprinted polymer for simultaneous and rapid determination of sulfonamides and quinolones in water: effect of carbon-carbon double bond
In this work, the effect of a carrier modified with a carbon-carbon double bond (C=C) on preparing multi-templates surface molecularly imprinted...
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Chemometric Optimization of SPE for the Determination of Multiclass Pesticides in Portable Water Samples by UHPLC-MS/MS
This study aimed on the development of a SPE-UHPLC-MS/MS method for the simultaneous determination of pesticide residues in drinking water samples. A...
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A Simultaneous Determination of Benzophenone and Camphor UV-Filters, Together with Metabolites of Polycyclic Aromatic Hydrocarbons, in Human Urine
By monitoring biomarkers in urine, personal exposure to selected chemical substances can be assessed. In this paper, we describe the monitoring of 7...
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Simultaneous nitrate and chromium removal mechanism in a pyrite-involved mixotrophic biofilter
Microbially mediated NO 3 − -N and Cr(VI) reduction is being recognized as an eco-friendly and cost-effective remediation strategy. Iron sulfide...
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Method development, validation, and application for simultaneous determination of 56 new psychoactive substances in surface water by LC-MS/MS
Despite preventive legislation, the popularity and consumption of new psychoactive substances (NPS) have been steadily increasing in recent years....
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Quantification of trace fenuron in waste water samples by matrix matching calibration strategy and gas chromatography–mass spectrometry after simultaneous derivatization and preconcentration
This study presents a highly sensitive and accurate analytical strategy for the determination of fenuron in wastewater samples using gas...
