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SCHEMES AND DETECTORS OF SELF-CALIBRATING GAS CHROMATOGRAPHS

DOI: 10.46573/2658-5030-2022-1-66-75

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Authors

L.V. ILYASOV, Dr. Sc.

Abstract

Gas chromatographs self-calibration consist in including of mass or volume of gas phase sample (or it known part) measuring in analyzing media, injected during analysis. Gas phase mass or volume of individual compounds determines using densitometer or detector of equal sensitivity during chromatographic analysis that allows mass or volume concentration detection in analyzing media without prior calibration of gas chromatograph. Modern gas phase densitometer detectors and detector of equal sensitivity suitable for application in selfcalibration chromatographs are determined and correlation curves describing analytical signal and calculation procedures providing self-calibration procedures are given. Application of self-calibration chromatographs provides simple interpretation of measuring information, obtained during gas chromatography analysis.

Keywords

calibration, chromatograph, gas phase density detector, detector of equal sensitivity.