Identification and quantitative determination of priority nonionic and amphoteric surfactants in raw materials and detergent compositions by high-performance liquid chromatography, thin-layer chromatography, and UV spectrometry A. L. LobachevA. A. Kolotvin Articles Pages: 622 - 629
Bis-(2,3,4-trihydroxyphenylazo)benzidine as a reagent for the photometric determination of aluminum R. A. AlievaF. S. AlievaF. M. Chyragov Articles Pages: 630 - 633
Study of interaction in the system copper(II)-3-(2-hydroxy-3-sulfo-5-nitrophenylazo)pentadion-2,4-cationic surface-active substances S. R. GadzhievaK. T. MakhmudovF. M. Chyragov Articles Pages: 634 - 637
Spectrophotometric determination of molybdenum(VI) with Bromopyrogallol red in the presence of Triton X-114 D. G. GambarovF. G. KhalilovaKh. D. Nagiev Articles Pages: 638 - 640
Determination of trace impurities in tantalum powder and its compounds by inductively coupled plasma optical emission spectrometry using solvent extraction G. AnilM. R. P. ReddyT. L. Prakash Articles Pages: 641 - 643
IR spectral determination of mica in multicomponent systems O. A. ZalkindA. Sh. Gershenkop Articles Pages: 644 - 646
Fluorimetric determination of fluorescein at the femtomole level with a self-ordered ring of a sessile droplet on glass slide support Y. LiuY. F. LiC. Z. Huang Articles Pages: 647 - 653
Theory of the implementation of the fundamental parameter method for the X-ray fluorescence determination of low-atomic-number elements G. V. PavlinskyA. Yu. DukhaninA. Yu. Portnoy Articles Pages: 654 - 661
Electron probe X-ray microanalysis of archeological finds of the Baikal region L. A. PavlovaS. M. Pavlov Articles Pages: 662 - 668
Electrochemistry and electrocatalytic properties of heme proteins incorporated in lipopolysaccharide films X. MaZ. SunG. Li Articles Pages: 669 - 672
PVC-based Cu (II)-Schiff base complex membrane coated graphite electrode for the determination of the triiodide ion S. SadeghiA. GafarzadehH. Naeimi Articles Pages: 677 - 682
Electrophysical properties of In2O3-and WO3-based gas-sensitive semiconducting films as sensors for unsymmetrical dimethylhydrazine in air T. V. BelyshevaE. A. KazachkovV. M. Vokhontsev Articles Pages: 683 - 686
Using a piezoelectric flow immunosensor for determining sulfamethoxazole in environmental samples E. V. MelikhovaE. N. KalmykovaT. N. Ermolaeva Articles Pages: 687 - 693
Flow-injection determination of indole derivatives in pharmaceutical mixtures M. I. Evgen’evS. Yu. GarmonovP. A. Gurevich Articles Pages: 694 - 701
Five-step dynamic fractionation of copper, zinc, and lead species in soils, silts, and bottom sediments using rotating coiled columns E. Yu. SavoninaP. S. FedotovR. Wennrich Articles Pages: 702 - 708
Visiting session of the Bureau of the Scientific Council on Analytical Chemistry of the Russian Academy of Sciences S. N. Shtykov In the Scientific Council on Analytical Chemistry of the Russian Academy of Sciences Pages: 709 - 711
Second International Symposium on Separation and Preconcentration in Analytical Chemistry and Radiochemistry Z. A. TemerdashevG. I. Tsizin Chronicle Pages: 716 - 717
Third International Conference on the Extraction of Organic Compounds Ya. I. KorenmanP. T. Sukhanov Chronicle Pages: 718 - 720