Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N30/00—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
G01N30/02—Column chromatography
G01N30/26—Conditioning of the fluid carrier; Flow patterns
G01N30/38—Flow patterns
G01N30/46—Flow patterns using more than one column
G01N30/461—Flow patterns using more than one column with serial coupling of separation columns
G—PHYSICS
G01—MEASURING; TESTING
G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N30/00—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
G01N30/02—Column chromatography
G01N30/04—Preparation or injection of sample to be analysed
G01N30/06—Preparation
G01N30/08—Preparation using an enricher
G—PHYSICS
G01—MEASURING; TESTING
G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N30/00—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
G01N30/02—Column chromatography
G01N30/04—Preparation or injection of sample to be analysed
G01N30/06—Preparation
G01N30/08—Preparation using an enricher
G01N2030/085—Preparation using an enricher using absorbing precolumn