Suppressor for continuous electrochemically suppressed ion chromatography and method

Methods and devices for continuous electrochemically suppressed ion chromatography are disclosed. In preferred aspect of the invention, a chromatography effluent comprising analyte ions and electrolyte is split into a first chromatography effluent flow stream and a second chromatography effluent flo...

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Bibliographische Detailangaben
Hauptverfasser:	YURI GURNER, BART C BENEDICT, JAMES M ANDERSON JR, HUNG ANTHONY PHAM, RAAIDAH SAARI-HORDHAUS
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PHYSICS SEPARATION TESTING THEIR RELEVANT APPARATUS TRANSPORTING TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	Methods and devices for continuous electrochemically suppressed ion chromatography are disclosed. In preferred aspect of the invention, a chromatography effluent comprising analyte ions and electrolyte is split into a first chromatography effluent flow stream and a second chromatography effluent flow stream. Electrolysis ions selected from the group consisting of hydronium ions and hydroxide ions are generated by the electrolysis of water. Electrolysis ions of the same charge as the electrolyte and the second chromatography effluent stream are flowed through a stationary phase thereby suppressing the electrolyte in the second chromatography effluent flow stream. The analyte ions are subsequently detected in the suppressed second chromatography effluent flow stream.