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Dionex Corp. (1228 Titan Way, P.O. Box 3603, Sunnyvale, CA 94088- 3603; Tel: 408/737-0700, Fax: 408/730-9403) has developed an enhanced system for producing a high purity acid or base for use as an eluent in ion chromatography.
The company developed the improvements while trying to find a convenient source of high purity acid or base for use as an eluent. Researchers were looking for a pure source of acid or base that could be generated solely from an ion exchange bed without an independent reservoir of acid or base. The company also sought a system that could be continuously regenerated.
In ion chromatography, ions to be detected in a sample solution are …