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Present-Day Practice of Non-Target Chemical Analysis
AbstractWe review the main techniques, procedures, and information products used in non-target analysis (NTA) to reveal the composition of...
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A stochastic approach for parameter optimization of feature detection algorithms for non-target screening in mass spectrometry
Feature detection plays a crucial role in non-target screening (NTS), requiring careful selection of algorithm parameters to minimize false positive...
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Sampling and Sample Preparation
Food quality is monitored at various processing stages but 100% inspection is rarely possible or even desirable. To ensure a representative sample of...
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Non-target screening in water analysis: recent trends of data evaluation, quality assurance, and their future perspectives
This trend article provides an overview of recent advancements in Non-Target Screening (NTS) for water quality assessment, focusing on new methods in...
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Critical review on data processing algorithms in non-target screening: challenges and opportunities to improve result comparability
Non-target screening (NTS) is a powerful environmental and analytical chemistry approach for detecting and identifying unknown compounds in complex...
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Measurement uncertainty from sampling and its role in validation of measurement procedures
It is now widely accepted that the measurement process usually begins when the primary sample is taken. The uncertainty of measurement (MU) must...
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Effects of adsorbent sampling variables on the accurate measurement of isoprene
Isoprene is an important volatile organic compound causing photochemical smog in the atmosphere; thus, accurate analysis of isoprene is essential. In...
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PFΔScreen — an open-source tool for automated PFAS feature prioritization in non-target HRMS data
Per- and polyfluoroalkyl substances (PFAS) are a huge group of anthropogenic chemicals with unique properties that are used in countless products and...
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Big Free-Access Chemical Databases in Non-Target Mass Spectrometry Analysis
AbstractThe ChemSpider and PubChem chemical databases used in non-target mass spectrometry analysis in order to outline the candidates for...
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Multiple feature fusion transformer for modeling penicillin fermentation process with unequal sampling intervals
The quality prediction of batch processes is an important task in the field of biological fermentation. However, dynamic nonlinearity, unequal...
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Sampling and Sample Preparation in Bioanalysis
Many types of samples from the biosphere can be analyzed: a biofluid, an organ, a tissue, a cell, or even a virus, i.e., a viral nanoparticle. There...
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Target, suspect and non-target screening analysis from wastewater treatment plant effluents to drinking water using collision cross section values as additional identification criterion
The anthropogenic entry of organic micropollutants into the aquatic environment leads to a potential risk for drinking water resources and the...
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Feature-based molecular networking for identification of organic micropollutants including metabolites by non-target analysis applied to riverbank filtration
Due to growing concern about organic micropollutants and their transformation products (TP) in surface and drinking water, reliable identification of...
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Microplastic as an Emerging Environmental Threat: A Critical Review on Sampling and Identification Techniques Focusing on Aquactic Ecoystem
Plastic is used in large quantities by humans. Most plastic waste ends up in landfills or water bodies through uncontrolled waste disposal. The...
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Development of analytical methods to study the salivary metabolome: impact of the sampling
Advances in metabolomics have allowed the identification and characterization of saliva metabolites that can be used as biomarkers. However,...
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Investigation of molecular details of a bacterial cationic amino acid transporter (GkApcT) during arginine transportation using molecular dynamics simulation and umbrella sampling techniques
ContextCationic amino acid transporters (CATs) facilitate arginine transport across membranes and maintain its levels in various tissues and organs,...
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Enhanced sampling of bacteria and their biofilms from food contact surfaces with robust cationic modified swabs
The swab sampling method combined with detection approaches is a common approach used to monitor pathogenic microbes in food facilities and to...
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A miniaturized sample preparation method for routine elemental determination in whole blood using volumetric absorptive micro-sampling by ICP-QQQ
Volumetric absorptive micro-sampling (VAMS) has emerged as a simple and safe tool for collecting and storing blood samples in clinical and...
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Underestimating microplastics? Quantification of the recovery rate of microplastic particles including sampling, sample preparation, subsampling, and detection using µ-Ramanspectroscopy
This study is one of the first to investigate the recovery rate of high- and low-density microplastic particles (polyvinyl chloride and...
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Evaluation of low-volume plasma sampling for the analysis of meropenem in clinical samples
Reducing the volume of blood sampled from neonatal or paediatric patients is important to facilitate research in a group that is under-represented in...
