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Determination of 57 pesticide residues in fishery products by GC tandem mass spectrometry combined with QuEChERS (quick, easy, cheap, effective, rugged, and safe) extraction
An analytical method using GC–MS/MS combined with quick, easy, cheap, effective, rugged, and safe extraction was developed to determine 57 pesticides...
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An Optimized and Validated QuEChERS-Based Method for the Determination of PCBs in Edible Aquatic Species
In the present research, a quick, easy, cheap, effective, rugged, and safe (QuEChERS) method was optimized and validated for the determination of 14...
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An all-embracing analytical method comprising modified QuEChERS-dispersive micro-solid-phase extraction–dispersive liquid–liquid microextraction using FeGA MOF for the extraction and preconcentration of pesticides simultaneously from juice and flesh of watermelon
For the first time, a comprehensive analytical method based on a one-dimensional metal–organic framework comprising “quick, easy, cheap, effective,...
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Multiresidue Pesticide Analysis in Onion Using GC-MS/MS Using Modified QuEChERS Method with Zirconium Oxide Nanoparticle
In this research, a straightforward sample treatment for multiresidue pesticide evaluation of onion samples was developed using the solid-phase...
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Simultaneous determination of sulfonylurea herbicides in tomatoes using the QuEChERS method coupled with HPLC
The simultaneous determination of trace pesticides in complex matrices containing high concentrations of natural pigments remains challenging. In...
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Determination of Aflatoxins M1, M2, B1, B2, G1, G2 and Ochratoxin A in Infant Formulas from Brazil Using a Modified QuEChERS Method and UHPLC-MS/MS
The aim of this study was to determine the contamination levels by aflatoxins M1, M2, G1, G2, B1 and B2 and Ochratoxin A in 123 infant formula powder...
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Conventional and Dispersive Solid Phase Extraction Clean-Up Approaches for the Simultaneous Analysis of Tetracyclines and Sulfonamides in a Variety of Fresh Vegetables
The extensive use of antibiotics in agriculture has led to the occurrence of residual pharmaceuticals in various vegetables frequently consumed by...
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Hyperspeed method for analyzing organochloride pesticides in sediments using two-dimensional gas chromatography–time-of-flight mass spectrometry
Pesticides are traditionally analyzed using conventional gas chromatography. When fast chromatography is associated with comprehensive...
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Multitarget and suspect screening of antimicrobials in soil and manure by means of QuEChERS — liquid chromatography tandem mass spectrometry
The present work aimed to develop an accurate analytical method for the simultaneous analysis of twenty-four antimicrobials in soil:compost and...
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New analytical method for the determination of endocrine disruptors in human faeces using gas chromatography coupled to tandem mass spectrometry
Endocrine-disrupting chemicals are environmental pollutants that can enter our bodies and cause diverse pathologies. Some bisphenols and parabens...
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Modified QuEChERS purification method for analysis of acrylamide in roasted Phoenix dactylifera L. seeds via HPLC–PDA
In the present study, date seeds as the main by-product of Phoenix dactylifera L. fruit, were roasted and analyzed for its acrylamide (AA) content...
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A multi-residue method for trace analysis of pesticides in soils with special emphasis on rigorous quality control
A multi-residue trace analytical method is presented to accurately quantify 146 currently used pesticides in (agricultural) soils with varying soil...
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Application of MNPs/ODA-SBA-15 composites in pretreatment of organophosphorus pesticide residues in green leafy vegetables
The self-developed magnetic nanoparticles supported octadecane amine-functionalized mesoporous carbon composite was synthesized in this work. A...
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Development and Validation of a Modified QuEChERS Method for the Analysis of Bisphenols in Meats by UPLC-MS/MS
A reliable and affordable QuEChERS (quick, easy, cheap, effective, rugged, and safe) methodology in combination with ultra-high performance liquid...
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Optimizing the Extraction and Clean-up Step for Determination of Polycyclic Aromatic Hydrocarbons in Malt Using HPLC-FLD
This study presents an optimization and validation of a new method for the determination of 12 polycyclic aromatic hydrocarbons (PAHs) in barley malt...
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Occurrence and Ecotoxicological Impacts of Fluoroquinolone Antibiotics in Leachates from Three Nigerian Dumpsites
Solid waste dumpsites receive wastes containing pharmaceuticals and therefore serve as reservoirs of antibiotic residues. Leachates produced from...
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Quantitative determination of pesticides in human plasma using bio-SPME-LC–MS/MS: a robust tool to assess occupational exposure to pesticides
Analysis of biofluids, such as plasma, can be used to investigate occupational pesticide exposure in the agricultural industry. Considering the...
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Approaches to determine pesticides in marine bivalves
Due to agricultural runoff, pesticides end up in aquatic ecosystems and some accumulate in marine bivalves. As filter feeders, bivalves can...
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Simultaneous Determination of 16 Illegally Added Drugs in Capsule Dietary Supplements Using a QuEChERS Method and HPLC–MS/MS
A simple and rapid method based on the QuEChERS (quick, easy, cheap, effective, rugged, and safe) pretreatment and HPLC–MS/MS (high performance...
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Sample extraction techniques and high-performance liquid chromatographic methods for the analysis of bisphenols
Bisphenols (BPs) have attracted attention worldwide due to their distribution in environmental, biological fluids and food matrices. Therefore, the...
