G01N30/7213 - CPC Classification Index

ClassID:

168855 ⎘

G01N30/7213 - CPC Classification

Classification description:

Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation; Column chromatography; Detectors specially adapted therefor; Mass spectrometers interfaced to gas chromatograph splitting of the gaseous effluent

Recent Application in this class:

20240310337

2024-09-19

Flow Splitter for Gas Chromatography Systems

20220178888

2022-06-09

Chromatograph mass spectrometer

20200199458

2020-06-25

Simulated distillation using gas chromatography with vacuum ultraviolet detection

20160069845

2016-03-10

Thermally modulated variable restrictor for normalization of dynamic split ratios

20130062515

2013-03-14

In-situ conditioning in mass spectrometer systems

20110046896

2011-02-24

ALCOHOL THERMAL DEHYDRATATION CHAMBER, APPARATUS AND METHOD FOR DETERMINATION OF ISOTOPIC COMPOSITION OF NON-EXCHANGEABLE HYDROGEN AND DEUTERIUM ATOMS IN ETHANOL SAMPLES

20090314057

2009-12-24

Method and device for the analysis of isotope ratios

20090039250

2009-02-12

Mass spectrometer and method of mass spectrometry

20060097148

2006-05-11

Device for automated coupling between a micro-chromatograph and a mass spectrometer comprising a temperature adjustment

#10

20060054806

2006-03-16

Mass chromatograph