OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Chromatography A is 37. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-08-01 to 2026-08-01.)

Article	Citations
Pseudophase-to-solvent microextraction for in-line sample concentration of anionic analytes in capillary zone electrophoresis	242
Editorial Board	95
Editorial Board	86
Chemical isotope labeling assisted liquid chromatography-mass spectrometry method for simultaneous analysis of central carbon metabolism intermediates	77
Structural characterization of mushroom polysaccharides by cyclic ion mobility-mass spectrometry	70
Analysis of chemical constituents of Sabia parviflora by ultrahigh performance liquid chromatography quadrupole time of flight tandem mass spectrometry	67
Untargeted region of interest selection for gas chromatography – mass spectrometry data using a pseudo F-ratio moving window	66
Simultaneous determination of quaternary phosphonium compounds and phosphine oxides in environmental water and solid samples by ultrahigh performance liquid chromatography–tandem mass spectrometry	66
Use graphene coated silica core shell particles to provide rapid, precise, and equivalent chemical composition distribution analysis for polyolefin materials by high temperature thermal gradient inter	64
Enantiomer fraction evaluation of the four stereoisomers of second-generation anticoagulant rodenticides in biological matrices with polysaccharide-based chiral selectors and liquid chromatography tan	63
A green and rapid analytical method for determination of kitasamycin in animal feedstuffs by ultra-high performance liquid chromatography tandem mass spectrometry	59
Accurate quantification of quinolones in marine sediment by UPLC-MS/MS after ultrasonic extraction and automated SPE clean-up	56
Evaluation of analytical columns suitable for high-temperature liquid-chromatography-isotope-ratio-mass-spectrometry analysis of anabolic steroids	52
Fabrication of porous cobalt oxide/carbon nanopolks on electrospun hollow carbon nanofibers for microextraction by packed sorbent of parabens from human blood	52
Integrative lipidomics profiles and explainable machine learning for species-specific identification of meat and bone meal	52
Relation between characteristic temperature and elution temperature in temperature programmed gas chromatography - part I: Influence of initial temperature and heating rate	49
Cationic separation of medium strong bases by electrophoretic focusing on inverse electromigration dispersion profile. Sensitive analysis of beta-blockers in blood and water with ESI-MS detection	48
Sugammadex analogue cyclodextrins as chiral selectors for enantioseparation of cathinone derivatives by capillary electrophoresis	47
Energy Shuttle ionization for high-sensitivity nitrogen-carrier gas chromatography–mass spectrometry: Aperture scaling and Knudsen-regime control	46
Comprehensive analysis of mandarin essential oils: Simultaneous qualitative, quantitative, chiral, and isotopic profiling via enantio-selective multidimensional gas chromatography coupled to isotopic	46
Molecular diffusion of biomolecules: a database for representative model biomolecules in reversed-phase liquid chromatography conditions	45
Biomonitoring urinary pesticide metabolites in preschool children by supported liquid extraction and ultra-high performance liquid chromatography-tandem mass spectrometry and their association with ox	44
Retention mechanism on phosphodiester stationary phases in hydrophilic interaction liquid chromatography and purely aqueous mobile phase part II: Overloading with limited soluble samples	44
Needle extraction device for rapid and quantitative gas chromatographic determination of volatile chlorinated hydrocarbons and benzene in soil	43
Development and performance optimization of a portable Gas Chromatography - Photoionization Detection system for trace electrolyte leakage detection in lithium batteries	43

Hydrophilic interaction liquid chromatography: An efficient tool for assessing thorium interaction with phosphorylated biomimetic peptides	42
Preparation of two amphiphilic dendritic small molecule gelators based on poly (aryl ether) modified silica-based chromatographic stationary phases and molecular shape recognition for shape-restricted	41
A practical strategy enabling more reliable identification of ginsenosides from Panax quinquefolius flower by dimension-enhanced liquid chromatography/mass spectrometry and quantitative structure-rete	41
Antibody sequence-based prediction of pH gradient elution in multimodal chromatography	41
Preparation and application of nano petal-shaped covalent organic frameworks modified polystyrene-divinylbenzene- glycidylmethacrylate microspheres for the extraction of illicit drugs from wastewater	40
Affinity of phenolic compounds for transition metal ions immobilized on cation-exchange columns	40
Rapid and ultra-trace levels analysis of 33 antibiotics in water by on-line solid-phase extraction with ultra-performance liquid chromatography-tandem mass spectrometry	39
High-performance liquid chromatographic enantioseparation of azole analogs of monoterpene lactones and amides focusing on the separation characteristics of polysaccharide-based chiral stationary phase	39
Green ultrasound-assisted extraction of flavonoids from Scutellariae Radix using deep eutectic solvents: A hybrid BBD-ANN-GA optimization strategy and mechanistic insights	39
Super critical method transfer: Inter-manufacturer qualification and comparison of three SFC instruments	39
Rapid Determination of Trace Ethylene Glycol and Diethylene Glycol in Propylene Glycol-Contained Syrups by Ultrahigh-Performance Supercritical Fluid Chromatography-Mass Spectrometry after Precolumn De	38
Parameter-by-parameter method for steric mass action model of ion exchange chromatography: Simplified estimation for steric shielding factor	37
Application of dispersive solid-phase extraction materials based on nucleic acid aptamer-modified magnetic MIL-100(Fe) in the detection of zearalenone	37