Method and device for LC-SFC/MS interfacing

Details Method and device for LC-SFC/MS interfacing Method and device for LC-SFC/MS interfacing

1992-04-23

1994-12-27

Dzierzynski, Paul M.

Radiant energy

Ionic separation or analysis

With sample supply means

250281, 250282, H01J 4904

Patent

active

053767896

ABSTRACT:
A method for interfacing LC or SFC chromatographic equipment with a mass spectrometer, comprises the steps of: positioning at least one conductive element adjacent said column end; positioning said column end and said conductive element at a preselected distance from the mass spectrometer ion source; and connecting said conductive element to a high voltage source and grounding said ion source, or vice versa.

REFERENCES:
patent: 4641541 (1987-02-01), Sharp
patent: 4885076 (1989-12-01), Smith et al.
patent: 5103093 (1992-04-01), Sakairi et al.
patent: 5130538 (1992-07-01), Fenn et al.
patent: 5162651 (1992-11-01), Kato
patent: 5164593 (1992-11-01), Chapman et al.
patent: 5170053 (1992-12-01), Hail et al.
Hans Alborn et al., "Direct Coupling, etc.", Journal of Chromatography, 323 (1985) 47-66.

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