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On-line purification and carbon-13 isotopic analysis of carbon dioxide in breath: evaluation of on-line gas chromatography-isotope ratio mass spectrometry

Organic GeochemistryEnvironmental ChemistryCarbon DioxideOn-line PurificationEngineeringBiochemistryGas ChromatographyEnvironmental Analytical ChemistryMass SpectrometryMarine ChemistryAnalytical ChemistryGas Exchange ProcessMedicineCarbon-13 Isotopic AnalysisChromatography