Contents

Journal of Analytical Chemistry

Vol. 81, No. 9, 2026

REVIEWS

Single Particle Inductively Coupled Plasma Mass Spectrometry for Solving Geochemical and Environmental Problems

M. S. Ermolin and P. S. Fedotov p. 1455  abstract

ARTICLES

Optimization of Sample Preparation in the Study of Urban Dust Nanoparticles by Single Particle Inductively Coupled Plasma Mass Spectrometry

M. S. Ermolin, A. I. Ivaneev, N. N. Fedyunina, and P. S. Fedotov p. 1468  abstract

Cleanup of Soil Extracts With Various Sorbents Using the QuEChERS Technique for Gas Chromatography–Mass Spectrometry Determination of PAHs

Z. A. Temerdashev, S. K. Ovsepyan, M. S. Ivaschenko, and I. G. Korpakova p. 1479  abstract

Influence of the Elemental Composition of Vineyard Soils on the Varietal and Regional Characteristics of Young Wines

A. G. Abakumov, Z. A. Temerdashev, O. N. Sheludko, E. Yu. Gipich, and A. M. Vasiliev p. 1489  abstract

Application of Fluorescence Microscopy Combined with Magnetic Solid-Phase Extraction for the Identification and Determination of Microplastics in River Waters

A. S. Gubin, P. T. Sukhanov, A. A. Kushnir, K. S. Sypko, I. E. Reshetov, and Ya. D. Borisov p. 1504  abstract

Fluorimetric Fingerprinting with Magnetite–Particle–Fluorophore Sandwich Systems for Dairy Authentication and Adulteration Detection

E. V. Skorobogatov, E. M. Polyakova, I. A. Solovova, T. A. Podrugina, and M. K. Beklemishev p. 1515  abstract

Polyvinyl Formaldehyde Thiourea Sorbent for Concentration and Atomic Emission Determination with Inductively Coupled Plasma of Cu(II), Cd(II), Pb(II), Zn(II), Ni(II)

S. L. Didukh-Shadrina, D. I. Belyakovich, V. N. Losev, M. M. Kazik, and R. M. Gulieva p. 1525  abstract

Implementation of Capillary Electrochromatography with the Formation of Hydrophilic Coatings Based on Polyelectrolytes on the Walls of a Bare Fused Silica Capillary

E. R. Ziangirova, E. A. Kolobova, E. V. Solovyova, and L. A. Kartsova p. 1534  abstract

Optimized Enantioselective Derivatization of Amino Acids with Marfey’s Reagent for Reversed-Phase UHPLC–HRMS Determination

A. Z. Temerdashev, O. O. Dyadyura, E. M. Gashimova, M. O. Steshin, D. V. Perunov, V. A. Porkhanov, and I. S. Polyakov p. 1543  abstract

Derivatization and Determination of Unsymmetrical Dimethylhydrazine in Solid Natural and Industrial Matrices by HPLC-MS/MS

M. V. Beliakov, E. V. Zagladkina, M. D. Shachneva, and E. I. Savelieva p. 1551  abstract

REVIEWS

Physical Process Involved in the Recognition of Ions via Optical Chemosensors: A Concise Report

Danish Khan, Nirma Maurya, Shaily, Shweta Bisht, Nishant Singh, and Pragati Kushwaha p. 1561  abstract

ARTICLES

Molecular Recognition of Copper(II) Ions via Calix[4]resorcinarene Schiff Base (C4RSB): A Spectrophotometric and Extraction Study

Parin H. Kanaiya p. 1580  abstract

A New Naphthalimide Schiff Base as a Fluorogenic Probe for Ultrasensitive and Selective Detection of Copper(II) in Real Water Samples

Bingtao Lin, Deming Du, Yanxi Song, Jiahe Sun, and Hongqi Li p. 1592  abstract

Interaction between a Peroxotitanium Complex and Inorganic Phosphate, and Its Application to Urinary Citrate Determination

Kyong-Il Yun, Won-Ju Chae, Tong-Sul Han, Hyong-Gwan Ri, Kyong-Su Sonu, and Yong-Nam Kim p. 1603  abstract

New Microfluidic Device for Naked-Eye Colorimetric Detection of Silver in Dental Fillings

Khawlah S. Burghal, Astabraq H. Zaalan, Yasir N. Al-Mohammad, Hanan A. Al‑Hazam, and Hassan T. Abdulsahib p. 1613  abstract

Rapid Determination of Boron in Aluminum-Boron-Tungsten Composite Shielding Materials Using Stepwise Dissolution and Inductively Coupled Plasma Optical Emission Spectrometry

Caixia Chen, Xueyi He, Baocheng Li, and Miao Yu p. 1628  abstract

Predicting Drugs in Synthetic Oral Fluid Using Handheld Surface-Enhanced Raman Spectroscopy and Multivariate Regression Algorithms

Sulaf Assi, Megan Wilson, Molly Thompson, Ismail Abbas, Jason Birkett, Duncan Carmichael, and Dhiya Al-Jumeily OBE p. 1636  abstract

Label-Free Fluorescence Aptasensor Based on Aptamer and SYBR Green I for Ciprofloxacin in Actual Samples

Xin-Long Li, Zi-Yi Song, Jia-Le Cui, Wei-Chuang Kong, Xu-Ying Liu, Xiao-Lei Zhang, and Yan-Fei Kang p. 1647  abstract

A Validated Reverse-Phase High-Performance Liquid Chromatography Method for the Selective Resolution and Quantification of Co-Eluting Impurities in Fluticasone Furoate Drug Substance

Ganesh Jerripothula and Popuri Ashok Kumar p. 1656  abstract

Retraction Note

Retraction Note: Solid-Phase Extraction and High Performance Liquid Chromatographic Determination of Folic Acid in Fortified Foodstuffs: A Recommended Process Utilizing a New Strong Anion Exchange Sorbent

Zeinab Pourjabbar, Yalda Pasandideh, and Afshin Rajabi Khorrami p. 1667  abstract

Retraction Note: Liquid Phase Microextraction of Chloridazon from Environmental Water and Soil Samples by Supramolecular Solvent-Impregnated TiO2 Coated Polypropylene Hollow Fibers

Fatemeh Shahrezaei, Mohammad Bagher Gholivand, and Mojtaba Shamsipur p. 1668  abstract