Jet separator

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Jet separator
Gas chromatograph-to-mass spectrometer interface where the gas chromatography effluent expands into a lower-pressure region and then through a downstream orifice. The low mass carrier gas molecules diffuse from the jet axis, leaving the sample stream enriched in the heavier analyte molecules.
Related Term(s): momentum separator
From Definitions of Terms Relating to Mass Spectrometry (IUPAC Recommendations 2013); DOI: 10.1351/PAC-REC-06-04-06 © IUPAC 2013.

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