IPC Subgroup
G01N 30/08 using an enricher
Introduced: January 1985
Last revised: January 2006
Full Title
Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography > Column chromatography > Preparation or injection of sample to be analysed > Preparation > using an enricher
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES