%0 Journal Article %T RESEARCH OF THE POSSIBILITY OF THE SYSTEM COBALT – PHTHALEXON SA APPLICATION AS REAGENT ON SODIUM CAFFEINE-BENZOAT %A Mazhitova, M.V. %A Azatyan, S.. %A Ocheredko, Y.A. %A Karibyants, M.A. %K ium caffeine-benzoate, phthalexone SA, cobalt ions, identification, quantification, spectrophotometry %J CASPIANJOURNALOF MEDICINE AND PHARMACY %D 2023 %N 4 %P 5 %I Astrakhan State Medical University