Patent · US Expired

Method for analyzing organic substances

US4296322A · kind A · utility

22Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 27, 1979
Grant dateOct 20, 1981
Priority date
Expiry dateAug 27, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N30/7286
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Organic substances, particularly those derived from a chromatograph, are analyzed by subjecting such a substance to laser radiation to produce negative ions of the substance, and by subjecting those negative ions to mass spectrometry, preferably time-of-flight mass spectrometry.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.