1. Luminescence Semiconductor Quantum Dots in Chemical Analysis

   • A. M. Abramova
   • O. A. Goryacheva
   • I. Yu. Goryacheva

   REVIEWS 13 March 2021 Pages: 273 - 283

   

2. Comparison of Headspace, Hydrodistillation and Pressurized Liquid Extraction of Terpenes and Terpenoids from Food Matrices—Qualitative and Quantitative Analysis

   • Zélie Triaux
   • Hugues Petitjean
   • Christophe Marcic

   ARTICLES 13 March 2021 Pages: 284 - 295

   

3. Preconcentration of Phenolic Compounds on Carbon Sorbents and Their Chromatographic Determination in Aqueous Extracts of Medicinal Plants

   • Z. A. Temerdashev
   • E. A. Vinitskaya
   • M. A. Statkus

   ARTICLES 13 March 2021 Pages: 296 - 305

   

4. Multielement Analysis of Oil by ICP–AES and ICP–MS with Microwave-Assisted Sample Preparation

   • O. N. Grebneva-Balyuk
   • I. V. Kubrakova
   • D. V. Pryazhnikov

   ARTICLES 13 March 2021 Pages: 306 - 314

   

5. Determination of Melamine by Diffuse Reflectance Spectroscopy by its Effect on the Formation of a Gold–Polyurethane Foam Nanocomposite

   • A. I. Isachenko
   • A. O. Melekhin
   • S. G. Dmitrienko

   ARTICLES 13 March 2021 Pages: 315 - 321

   

6. A New Spectrophotometric Method for Thorium Determination Using 1,4-Dihydroxyanthraquinone

   • Ahmed H. Orabi
   • Abdou A. Abdou
   • Hani L. Weheish

   ARTICLES 13 March 2021 Pages: 322 - 329

   

7. Microextraction–Colorimetric (Fluorimetric) Determination of Cationic and Anionic Surfactants in Food Products

   • V. G. Amelin
   • Z. A. Ch. Shogah
   • D. S. Bol’shakov

   ARTICLES 13 March 2021 Pages: 330 - 338

   

8. Extraction–Chromatographic Determination of the Total Concentration of Monocyclic Arenes С ₆ –С ₉ in Wastewater

   • V. I. Vershinin
   • S. V. Usova

   ARTICLES 13 March 2021 Pages: 339 - 346

   

9. Determination of the Impurity Level of High-Purity Arsine by Chromatography–Mass-Spectrometry

   • A. Yu. Sozin
   • T. G. Sorochkina
   • S. V. Ermolaev

   ARTICLES 13 March 2021 Pages: 347 - 354

   

10. Square-Wave Adsorptive Cathodic Stripping Voltammetric Determination of Trace Palladium Using 4-(2-Thiazolylazo)-Resorcinol

    • Abdelgany Hamza
    • Amal A. Bahaffi
    • Mohammad S. El-Shahawi

    ARTICLES 13 March 2021 Pages: 355 - 364

    

11. In situ Voltammetry Determination of Ascorbic and Oxalic Acids in Juices and Fruits Using an Electrode Modified by a Gold–Palladium Bimetallic System

    • L. G. Shaidarova
    • I. A. Chelnokova
    • H. C. Budnikov

    ARTICLES 13 March 2021 Pages: 365 - 370

    

12. An Electrode Based on Electropolymerized Sunset Yellow for the Simultaneous Voltammetric Determination of Chlorogenic and Ferulic Acids

    • G. K. Ziyatdinova
    • E. V. Guss
    • H. C. Budnikov

    ARTICLES 13 March 2021 Pages: 371 - 380

    

13. An Electrochemical Sensor Based on Molecularly Imprinted Polymer for Methyl Paraben Recognition and Detection

    • Mert Soysal

    ARTICLES 13 March 2021 Pages: 381 - 389

    

14. Ion Exchanger-Filled Track Membranes with Asymmetric Pores for the Electrochemical Determination of Acetylcholine Chloride

    • V. M. Shkinev
    • L. Yu. Martynov
    • A. M. Dolgonosov

    ARTICLES 13 March 2021 Pages: 390 - 398

    

15. Constructing a Resistive Gas Sensor Based on the Highly Stable Mil-53(Fe)/Ag/CNT Ternary Nanocomposite for Sensing Polar Volatile Organic Compounds Such as Methanol

    • Leila Sheikhian
    • Maryam Ghanbarian

    ARTICLES 13 March 2021 Pages: 399 - 412