Abstract
Gas chromatography-mass spectrometry has been used to study the impurity composition of high-purity hydrogen sulfide. Impurities of atmospheric gases, COS,CS2, SO2, benzene, toluene, thiophene, and its homologues have been detected. Detection limits of impurities are 10−7-10−5 vol %.
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Original Russian Text © V.A. Krylov, A.Yu. Sozin, O.Yu. Chernova, 2011, published in Zhurnal Analiticheskoi Khimii, 2011, Vol. 66, No. 6, pp. 652–657.
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Krylov, V.A., Sozin, A.Y. & Chernova, O.Y. Determination of impurities in high-purity hydrogen sulfide by gas chromatography-mass spectrometry using gas adsorption capillary columns. J Anal Chem 66, 634–640 (2011). https://doi.org/10.1134/S1061934811060104
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DOI: https://doi.org/10.1134/S1061934811060104