Orthogonal ion sampling for APCI mass spectrometry
US6278110A · kind A · utility
6Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 25, 1998 |
| Grant date | Aug 21, 2001 |
| Priority date | — |
| Expiry date | Feb 25, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N30/7253
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and apparatus wherein a plurality of electric fields and of orthogonal spray configurations of vaporized analyte are so combined as to enhance the efficiency of analyte detection and mass analysis. The invention provides reduced noise and increased signal sensitivity in both API electrospray and APCI operating modes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.