1. Methodological Features of the Spectrophotometric Determination of Proteins in Biological Fluids Using Reactions with Brompyrogallol Red

   • T. B. Pochinok
   • P. V. Anisimovich
   • Z. A. Temerdashev

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1367 - 1373

2. Study of Selectivity of Extractants for Extraction of Organosulfur Compounds from Model Solutions

   • E. Yu. Savonina
   • O. N. Katasonova
   • T. A. Maryutina

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1374 - 1378

3. Arc Optical Emission Spectroscopy of Initial Feedstock for Production of Metallurgical Alumina

   • E. S. Koshel
   • K. V. Petrova
   • Ya. V. Kuminova

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1379 - 1384

   

4. Methodological Approaches to Calculating Key Validation Parameters of Forensic Methods

   • G. I. Bebeshko
   • I. P. Lyubetskaya
   • A. I. Usov

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1385 - 1392

   

5. Beryllium Analytical Signal Using ERIAD Mass-Spectrometry for Various Sample Preparation Methods

   • A. A. Dyachenko
   • N. M. Blashenkov
   • O. A. Belyaeva

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1393 - 1396

   

6. Algorithm of Combining Chromatography–Mass Spectrometry Untargeted Profiling and Multivariate Analysis for Identification of Marker Substances in Samples of Complex Composition

   • I. V. Plyushchenko
   • D. G. Shakhmatov
   • I. A. Rodin

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1397 - 1403

   

7. Aqueous Propylene Glycol Extracts from Medicinal Plants: Chemical Composition, Antioxidant Activity, Standardization, and Extraction Kinetics

   • V. A. Volkov
   • M. V. Voronkov
   • A. N. Stavrianidi

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1404 - 1412

   

8. Determination of 1,1-Dimethylhydrazine in Water with High Pressure Liquid Chromatography and Spectrophotometric Detection Using Micellar Catalysis

   • Yu. V. Timchenko
   • I. V. Belikova
   • O. A. Shpigun

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1413 - 1421

   

9. Rapid X-Ray Fluorescence Analysis of Intercalation Compounds for Molybdenum Content

   • V. N. Talanova
   • O. L. Lependina
   • A. G. Buyanovskaya

   SUBSTANCES ANALYSIS 18 January 2022 Pages: 1422 - 1426

   

10. Sorption of Se(IV) from Aqueous Solutions with Subsequent Determination by X-Ray Fluorescence Analysis

    • D. G. Filatova
    • A. A. Arkhipenko
    • Yu. A. Karpov

    SUBSTANCES ANALYSIS 18 January 2022 Pages: 1427 - 1430

    

11. Developing Evidentiary Foundation Based on Assessment of Forensic Results

    • S. A. Smirnova
    • G. I. Bebeshko
    • Sh. N. Khaziev

    SUBSTANCES ANALYSIS 18 January 2022 Pages: 1431 - 1439

    

12. Determining the Total Base Number of Engine Oils Using Potentiometric Titration

    • A. S. Chikunova
    • V. I. Vershinin

    SUBSTANCES ANALYSIS 18 January 2022 Pages: 1440 - 1446

    

13. Composition of Low-Molecular Weight Impurities in Dimethylmethylphenylsiloxane Rubbers with Terminal Hydroxyl Groups

    • A. M. Filippov
    • N. Yu. Semenkova
    • P. A. Storozhenko

    SUBSTANCES ANALYSIS 18 January 2022 Pages: 1447 - 1455