Aerosol analysis device and method based on mass spectrometry technology
The invention provides an aerosol analysis device and method based on a mass spectrometry technology, the aerosol analysis device based on the mass spectrometry technology comprises an enrichment unit and a mass spectrometry analyzer, and the mass spectrometry analyzer comprises an ion trap and a de...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an aerosol analysis device and method based on a mass spectrometry technology, the aerosol analysis device based on the mass spectrometry technology comprises an enrichment unit and a mass spectrometry analyzer, and the mass spectrometry analyzer comprises an ion trap and a detector; the enrichment unit comprises a first electrode and a second electrode which are respectively provided with a through hole, and the through hole of the second electrode is communicated with the ion trap; the adsorption module is of a cylindrical structure with two open ends and comprises an adsorption material with conductivity; the first electrode and the second electrode block openings in the two ends of the adsorption module respectively to form a relatively closed space; the third electrode and the fourth electrode are respectively in contact with the adsorption material; a power supply is connected with the first electrode, the second electrode, the third electrode and the fourth electrode, and a pump |
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