Abstract—
This paper presents additional data on carbon, hydrogen, and oxygen impurities in molecular form in extrapure selenium. Using gas chromatography/mass spectrometry analysis, selenium has been shown for the first time to contain hydrocarbons, halogenated hydrocarbons, and sulfur- and selenium-containing substances. Forty-six elemental impurities were detected in selenium by inductively coupled plasma atomic emission spectroscopy. Data on carbon-, oxygen-, and hydrogen-containing molecular impurities in commercially available extrapure selenium will be helpful in choosing and optimizing methods for its further ultrapurification.
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This work was supported by the Russian Science Foundation, grant no. 22-13-00226. https://rscf.ru/project/22-13-00226/.
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Sozin, A.Y., Skripachev, I.V., Snopatin, G.E. et al. Molecular and Elemental Compositions of Impurities in Extrapure Selenium. Inorg Mater 59, 512–517 (2023). https://doi.org/10.1134/S0020168523050175
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DOI: https://doi.org/10.1134/S0020168523050175