Metal-ion chelation chromatography on silica-immobilized 8-hydroxyquinoline
Journal Article
·
· Anal. Chem.; (United States)
A chromatographically useful packing is prepared by immobilizing 8-hydoxyquinoline on Porasil. This material, whose capacity is about 50 ..mu..equiv/g, behaves with an efficiency of about 0.2 to 0.5 mm/theoretical plate but is capable of separating such similar metal ions as Co-Ni, Cd-Pb-Zn, and La-Gd-Yb at trace levels employing both isocratic and continuous gradient elution. On a fundamental level, the relationship between solution chelate stability and chromatographic behavior is described. 9 figures, 2 tables.
- Research Organization:
- Univ. of Arizona, Tucson
- OSTI ID:
- 6429413
- Journal Information:
- Anal. Chem.; (United States), Journal Name: Anal. Chem.; (United States) Vol. 51:3; ISSN ANCHA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400102* -- Chemical & Spectral Procedures
ALKALI METAL COMPOUNDS
AZINES
CADMIUM
CHELATING AGENTS
CHEMICAL PREPARATION
CHROMATOGRAPHY
COBALT
DATA
DATA FORMS
DISSOLUTION
ELEMENTS
EXPERIMENTAL DATA
GADOLINIUM
GRAPHS
HETEROCYCLIC COMPOUNDS
HYDROGEN COMPOUNDS
HYDROXY COMPOUNDS
INFORMATION
INORGANIC ACIDS
ION EXCHANGE MATERIALS
LANTHANUM
LEACHING
LEAD
METALS
NICKEL
NITRIC ACID
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
OXINE
OXYGEN COMPOUNDS
PH VALUE
PYRIDINES
QUINOLINES
RARE EARTHS
SEPARATION PROCESSES
SODIUM COMPOUNDS
SODIUM SULFATES
SORPTIVE PROPERTIES
SULFATES
SULFUR COMPOUNDS
SURFACE PROPERTIES
SYNTHESIS
TRACE AMOUNTS
TRANSITION ELEMENTS
WATER
YTTERBIUM
ZINC
400102* -- Chemical & Spectral Procedures
ALKALI METAL COMPOUNDS
AZINES
CADMIUM
CHELATING AGENTS
CHEMICAL PREPARATION
CHROMATOGRAPHY
COBALT
DATA
DATA FORMS
DISSOLUTION
ELEMENTS
EXPERIMENTAL DATA
GADOLINIUM
GRAPHS
HETEROCYCLIC COMPOUNDS
HYDROGEN COMPOUNDS
HYDROXY COMPOUNDS
INFORMATION
INORGANIC ACIDS
ION EXCHANGE MATERIALS
LANTHANUM
LEACHING
LEAD
METALS
NICKEL
NITRIC ACID
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
OXINE
OXYGEN COMPOUNDS
PH VALUE
PYRIDINES
QUINOLINES
RARE EARTHS
SEPARATION PROCESSES
SODIUM COMPOUNDS
SODIUM SULFATES
SORPTIVE PROPERTIES
SULFATES
SULFUR COMPOUNDS
SURFACE PROPERTIES
SYNTHESIS
TRACE AMOUNTS
TRANSITION ELEMENTS
WATER
YTTERBIUM
ZINC