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Uncertainty Evaluation of Indicative Polychlorinated Biphenyls in Fish by Gas Chromatography
Free accessDOAJ | 2024|Keywords: internal standard method -
Dispersive Solid-Phase Extraction and Ultra-Performance Liquid Chromatography–Tandem Mass Spectrometry—A Rapid and Accurate Method for Detecting 10 Macrolide Residues in Aquatic Products
Free accessDOAJ | 2024|Keywords: isotopically labelled internal standard -
Quantitative determination of UF3 in LiF-BeF2 molten salt system based on XRD internal standard method
Free accessDOAJ | 2024|Keywords: internal standard method -
Determination of Highly Polar Fungicide of Fosetyl-aluminium in Plant-derived Product by Liquid Chromatography-Tandem Mass Spectrometry
Free accessDOAJ | 2024|Keywords: isotopically labelled internal standard method -
Determination of 4 Kinds of β-Agonists Residues in Braised Meat by Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry
Free accessDOAJ | 2024|Keywords: isotope internal standard -
An Approach Based on an Increased Bandpass for Enabling the Use of Internal Standards in Single Particle ICP-MS: Application to AuNPs Characterization
Free accessDOAJ | 2023|Keywords: internal standard -
Quantitative SERS Analysis by Employing Janus Nanoparticles with Internal Standards
Free accessDOAJ | 2023|Keywords: internal standard -
TBS-pyrrole as an “universal” reference to quantify artemisinin and structurally-diverse natural products in plants extracts by NMR
Free accessDOAJ | 2023|Keywords: NMR internal standard -
Selection of an internal standard to determine mass concentration of uranium in human urine by inductively coupled plasma mass-spectrometry
Free accessDOAJ | 2023|Keywords: internal standard; -
Determination of Response Factors for Analytes Detected during Migration Studies, Strategy and Internal Standard Selection for Risk Minimization
Free accessDOAJ | 2023|Keywords: internal standard -
Determination of Polycyclic Aromatic Hydrocarbons (PAHs) and Phthalates in Human Placenta by Mixed Hexane/Ether Extraction and Gas Chromatography–Mass Spectrometry/Mass Spectrometry (GC-MS/MS)
Free accessDOAJ | 2023|Keywords: internal standard method -
Quantification of Oligonucleotides Using Tandem Mass Spectrometry with Isobaric Internal Standards
Free accessDOAJ | 2023|Keywords: internal standard -
Analysis of 58 Volatile Components in Different Grape Varieties by Gas Chromatography-Mass Spectrometry with Selected Ion Monitoring Using Stable Isotope Labeled Internal Standard
Free accessDOAJ | 2023|Keywords: volatile substances; grape; gas chromatography-mass spectrometry; selected ion monitoring; stable isotope labeled internal standard -
Simultaneous Determination of 17 β-Receptor Agonists in Meat by QuEChERS EMR-Lipid with Isotope Dilution-Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry
Free accessDOAJ | 2023|Keywords: isotope internal standard -
Toward Flexible Metal Semiconductor Sandwich Surface-Enhanced Raman scattering (SERS) sensors Pesticide Duplex Detection
Free accessDOAJ | 2023|Keywords: Intrinsic internal standard -
Simultaneous Determination of Eugenol and Its Five Derivatives in Aquatic Products by Ultra-high Performance Liquid Chromatography-Tandem Mass Spectrometry Combined with Quick, Easy, Cheap, Effective, Rugged and Safe Extraction
Free accessDOAJ | 2023|Keywords: quick, easy, cheap, effective, rugged and safe; ultra-high performance liquid chromatography-tandem mass spectrometry; eugenol derivatives; aquatic products; internal standard method -
Accurate Determination of Aflatoxin in Grains and Oils use Liquid Chromatography Mass Spectrometry Purified by Automatic Solid Phase Extraction Instrument and Quantified by Fully 13C-Labelled Internal Standards
Free accessDOAJ | 2023|Keywords: fully 13c isotope labeled internal standard calibration method -
An Endoscope-like SERS Probe Based on the Focusing Effect of Silica Nanospheres for Tyrosine and Urea Detection in Sweat
Free accessDOAJ | 2022|Keywords: internal standard -
A Molecular Lateral Flow Assay for SARS-CoV-2 Quantitative Detection
Free accessDOAJ | 2022|Keywords: internal standard -
Determination of 31 Polycyclic Aromatic Hydrocarbons in Plant Leaves Using Internal Standard Method with Ultrasonic Extraction–Gas Chromatography–Mass Spectrometry
Free accessDOAJ | 2022|Keywords: internal standard method
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