US 2019/0317062 A1 · Mass Spectrometer Ion Source with Integrated Column

Abstract

Techniques and apparatus for ion source devices with minimized post-column volumes are described. In one embodiment, for example, an ion source assembly may include a chromatography column in fluid communication with an ion source device, the chromatography column arranged within a minimum distance of the ion source, the minimum distance comprising between about 60 mm and about 150 mm.

Claims20

Dependent claims

An ion source assembly, comprising:

a housing;
a chromatography column arranged within the housing;
and
an ion source device in fluid communication with the chromatography column, at least a portion of the ion source device arranged within the housing, the chromatography column arranged within a minimum distance of the ion source, the minimum distance comprising less than about 150 mm.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

16/384,272Filed 15 Apr 2019

Priority

13 Apr 2018

Published

17 Oct 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification5 codes

G01N 30/7233
Mass spectrometers: interfaced to liquid or supercritical fluid chromatograph
G01N 30/7266
Nebulising, aerosol formation or ionisation: by electric field, e.g. electrospray
H01J 49/165
Using surface ionisation, e.g. field-, thermionic- or photo-emission: electrospray ionisation
G01N
Investigating or analysing materials by determining their chemical or physical properties

Mass Spectrometer Ion Source with Integrated Column

Life of this patent

Mass Spectrometer Ion Source with Integrated Column

Life of this patent

Abstract

Claims20