Burba, 1991 - Google Patents

Anion exchangers functionalized by chelating reagents (AnChel) for preconcentration of trace elements: Capabilities and limitations

Burba, 1991

Document ID: 3742893151871007454
Author: Burba P
Publication year: 1991
Publication venue: Fresenius' journal of analytical chemistry

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Conventional anion exchangers (eg, Adsorbex SAX, Amberlite IRA 410, Dowex 1X8, Lewatit MP 5080, TEAE cellulose) functionalized by means of sulfonated metal reagents (eg, Arsenazo III, Eriochrome Red B, 8-hydroxyquinoline-5-sulfonic acid, Tiron and others) were …

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102000037197 Anion exchangers 0 title abstract description 43

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4055—Concentrating samples by solubility techniques
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/286—Phases chemically bonded to a substrate, e.g. to silica or to polymers
- B01J20/287—Non-polar phases; Reversed phases

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