1. Periodic table of elements

   • Yu. A. Zolotov

   From the Editor in Chief Pages: 811 - 812

2. Use of nanoparticles in the electrochemical analysis of biological samples

   • G. K. Vertelov
   • A. Yu. Olenin
   • G. V. Lisichkin

   Reviews Pages: 813 - 824

3. Optical-immersion method for phase analysis

   • B. G. Golovkin

   Articles Pages: 825 - 831

4. A sensitive optical element for mercury(II)

   • N. A. Gavrilenko
   • N. V. Saranchina
   • G. M. Mokrousov

   Articles Pages: 832 - 836

5. Spectrochemical determination of trace uranium by an argon-stabilized U-shaped DC arc

   • I. Novović
   • V. Nikolić
   • D. M. Marković

   Articles Pages: 837 - 839

6. Spectrophotometric evaluation of stability constants of 1 : 1 weak complexes from mole ratio data using the bilogarithmic hyperbolic cosine method

   • M. Boccio
   • A. G. Asuero
   • A. Sayago

   Articles Pages: 840 - 844

7. Determination of copper(II) in various samples by flame atomic absorption spectrophotometry after column preconcentration onto pulverized Amberlite XAD-4 loaded with N-benzoylphenylhydroxylamine

   • Y. N. Lee
   • H. -S. Choi

   Articles Pages: 845 - 851

8. X-ray fluorescence determination of the molar ratio of metals in heterobimetallic complexes

   • N. M. Sorokina
   • P. R. Abdyushev
   • N. P. Kuz’mina

   Articles Pages: 852 - 856

9. Gas-chromatographic determination of volatile sulfur-containing impurities in industrial emissions and aqueous solutions

   • A. G. Vitenberg
   • O. G. Kovalenko
   • Yu. G. Dobryakov

   Articles Pages: 857 - 867

10. Simultaneous determination of residual polychlorinated biphenyls and organochlorine pesticides in fish and fish products by gas-liquid chromatography

    • E. N. Barkatina
    • I. A. Zastenskaya
    • T. A. Fedorova

    Articles Pages: 868 - 871

11. Separation of exogenous and endogenous steroid hormones by micellar high-performance thin-layer chromatography

    • L. A. Kartsova
    • E. G. Strel’nikova

    Articles Pages: 872 - 874

12. Quantitative analysis of the Maksikold multicomponent anticatarrhal preparation by pH-gradient high-performance liquid chromatography

    • G. B. Golubitskii
    • A. V. Ivanov
    • V. M. Ivanov

    Articles Pages: 875 - 877

13. Use of the differential pulse cathodic adsorptive stripping voltammetric method for the simultaneous determination of trace amounts of cadmium and zinc

    • F. Shemirani
    • M. Rajabi

    Articles Pages: 878 - 883

14. A solid-state pH transducer fabricated from a self-plasticized methacrylic-acrylic membrane for potentiometric acetylcholine chloride biosensor

    • L. B. Peng
    • L. Y. Heng
    • M. Ahmad

    Articles Pages: 884 - 888

15. Analysis of an electrolyte for gold plating by potentiometric titration

    • O. N. Vrublevskaya
    • T. N. Vorob’eva
    • A. V. Vengura

    Articles Pages: 889 - 893

16. Molecularly selective field-effect transistors for determining nicotinamide adenine dinucleotide and its phosphates

    • O. M. Petrukhin
    • S. P. Pogorelova
    • E. V. Shipulo

    Articles Pages: 894 - 902

17. A high-temperature sensor analyzer: Determination of difficult volatile organic impurities in solvents

    • B. K. Zuev
    • V. I. Dvorkin
    • I. A. Bubnova

    Articles Pages: 903 - 905

18. The annual session of the council

    • I. N. Kiseleva

    In the Scientific Council on Analytical Chemistry of the Russian Academy of Sciences Pages: 906 - 908

19. Valerii Nikolaevich Maistrenko turns 60

    Chronicle Pages: 1007 - 1008