Electrochemical preparation of standard gas mixtures using solid-state electrolyte membrane

• Published in: Journal of Chromatography A Vol. 1590; pp. 121 - 129
• Main Authors: Kolotygin, V.A., Ivanov, A.I., Noskova, V.A., Kostretsova, N.B.
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 12.04.2019
• Subjects: Calibration; Calibration uncertainties; Chromatography, Gas - methods; Electrochemical pump; Electrochemical Techniques - methods; Electrolytes - chemistry; Gas chromatography; Gases - analysis; Gases - chemistry; Instrumental errors; Ishikawa diagram; Linear regression analysis; Membranes, Artificial; Standard gas mixture; Standard gas mixture; Gas chromatography; Calibration uncertainties; Linear regression analysis; Electrochemical pump; Instrumental errors; Ishikawa diagram

•Novel method of preparing standard mixtures for gas chromatography was elaborated.•The optimum regimes for calibration with O2, H2 and CO were proposed.•The total uncertainties for calibration with oxygen are evaluated to be ˜6%.•Errors of flow controllers are the major contributions to the total u...