EXTRACTION, SPECTROPHOTOMETRIC METHOD SPECIFIC FOR MICROGRAM AMOUNTS OF URANIUM
Technical Report
·
OSTI ID:4312118
An extraction, spectrophotometric method has been developed specific for the determination of microgram quantities of uranium in the presence of large concentrations of diverse ions. Tetrapropylammoniam uranyl trinitrate is extracted into methylisobutyl ketone from an acid deficient aluuninum nitrate salting solution, followed by a single citric, tartaric, ethylenediaminetetraacetic acid scrub. Color development is made in situ by the addition of dibenzoylmethane in an ethanol-pyridiae mixture. The molar absorptivity at 415 m mu is 16,500. The coefficient of variation is 0.71% at the 25- mu g level. The lower limit of detection is 0.5 mu g. (auth)
- Research Organization:
- Phillips Petroleum Co. Atomic Energy Div., Idaho Falls, Idaho
- DOE Contract Number:
- AT(10-1)-205
- NSA Number:
- NSA-12-013742
- OSTI ID:
- 4312118
- Report Number(s):
- IDO-14437
- Country of Publication:
- United States
- Language:
- English
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Journal Article
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Wed Jul 01 00:00:00 EDT 1959
· Analytical Chemistry (U.S.) Formerly Ind. Eng. Chem., Anal. Ed.
·
OSTI ID:4236198
EXTRACTION, DIRECT SPECTROPHOTOMETRIC METHOD SPECIFIC FOR LARGE AMOUNTS OF URANIUM
Technical Report
·
Mon Jul 28 00:00:00 EDT 1958
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OSTI ID:4325048
A SPECTROPHOTOMETRIC METHOD FOR URANIUM USING TRI-N-BUTYL PHOSPHATE AND DIBENZOYLMETHANE
Technical Report
·
Mon Jul 01 00:00:00 EDT 1957
·
OSTI ID:4259881
Related Subjects
ABSORPTION
ALUMINUM NITRATES
AMMONIUM COMPOUNDS
ARYL RADICALS
BENZOIC ACID
BENZOYL RADICALS
BUTYL RADICALS
CHEMISTRY
CITRIC ACID
COLOR
EDTA
ETHANOL
FREQUENCY
IONS
KETONES
METHANE
METHYL RADICALS
MIXING
NITRATES
ORGANIC ACIDS
PHOTOMETRY
PROPYL RADICALS
PYRIDINES
QUALITATIVE ANALYSIS
QUANTITATIVE ANALYSIS
REAGENTS
SENSITIVITY
SEPARATION PROCESSES
SOLUTIONS
SOLVENT EXTRACTION
SPECTROSCOPY
TARTARIC ACID
TRACE AMOUNTS
URANIUM COMPOUNDS
URANYL COMPOUNDS
URANYL NITRATES
VARIATIONS
ALUMINUM NITRATES
AMMONIUM COMPOUNDS
ARYL RADICALS
BENZOIC ACID
BENZOYL RADICALS
BUTYL RADICALS
CHEMISTRY
CITRIC ACID
COLOR
EDTA
ETHANOL
FREQUENCY
IONS
KETONES
METHANE
METHYL RADICALS
MIXING
NITRATES
ORGANIC ACIDS
PHOTOMETRY
PROPYL RADICALS
PYRIDINES
QUALITATIVE ANALYSIS
QUANTITATIVE ANALYSIS
REAGENTS
SENSITIVITY
SEPARATION PROCESSES
SOLUTIONS
SOLVENT EXTRACTION
SPECTROSCOPY
TARTARIC ACID
TRACE AMOUNTS
URANIUM COMPOUNDS
URANYL COMPOUNDS
URANYL NITRATES
VARIATIONS