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Applications of a microprocessor-controlled valve-switching unit for automated sample cleanup and trace enrichment in high-performance liqud chromatography

EngineeringAutomated Sample CleanupSample PreparationEnvironmental EngineeringMedicineBioanalysisMicroprocessor-controlled Valve-switching UnitSeparation ScienceGas ChromatographyAnalytical ChemistryLiquid ChromatographyChromatographic AnalysisLaboratory MedicineTrace EnrichmentChromatography