DETERMINATION OF THE INDIVIDUAL RARE EARTH ELEMENTS IN THE RARE EARTH MINERALS BY NEUTRON ACTIVATION METHOD. II. DETERMINATION OF THE INDIVIDUAL RARE EARTH ELEMENTS IN GADOLINITE, XENOTIME, FERGUSONITE, EUXENITE AND YTTRIALITE (in Japanese)
Journal Article
·
· J. Atomic Energy Soc. Japan
A method is given for the quantithtive separation and determination of individual rare earth elements in minerals. The method utilizes ion-exchange chromatography (0.5 M ammonium lactate in pH = 3.50, 4.30, 87 deg C) and pile- neutron (lO/sup 1//sup 1/ n/cm/sup 2//sec) activation. The rare earths are extracted by the 5,7-dichloro-8-quinolinol method from each fraction and determined photometrically by the Neothorin method after destroying the organic reagent. Analyses of gadolinite, xenotime, fergusonite, euxenite, and yttrialite were carried out with precision. (auth)
- Research Organization:
- Tokyo Shibaura Electric Co.
- Sponsoring Organization:
- USDOE
- NSA Number:
- NSA-15-018018
- OSTI ID:
- 4017941
- Journal Information:
- J. Atomic Energy Soc. Japan, Journal Name: J. Atomic Energy Soc. Japan Vol. Vol: 3
- Country of Publication:
- Country unknown/Code not available
- Language:
- Japanese
Similar Records
ON THE RATIO OF INDIVIDUAL RARE EARTHS IN GADOLINITE
DETERMINATION OF THE INDIVIDUAL RARE EARTH ELEMENTS IN THE RARE EARTH MINERALS BY NEUTRON ACTIVATION METHOD. DETERMINATION OF THE INDIVIDUAL RARE EARTH ELEMENTS IN MONAZITE AND ALLANITE
THE THERMAL DECOMPOSITION OF THE 5,7-DIHALO-8-QUINOLINOL RARE EARTH METAL CHELATES
Journal Article
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Tue Dec 31 23:00:00 EST 1957
· Geokhimiya (U.S.S.R.) For English translation 1956-63 see Geochemistry (USSR)
·
OSTI ID:4253708
DETERMINATION OF THE INDIVIDUAL RARE EARTH ELEMENTS IN THE RARE EARTH MINERALS BY NEUTRON ACTIVATION METHOD. DETERMINATION OF THE INDIVIDUAL RARE EARTH ELEMENTS IN MONAZITE AND ALLANITE
Journal Article
·
Sat Dec 31 23:00:00 EST 1960
· J. At. Energy Soc. Japan
·
OSTI ID:4087155
THE THERMAL DECOMPOSITION OF THE 5,7-DIHALO-8-QUINOLINOL RARE EARTH METAL CHELATES
Journal Article
·
Tue Oct 01 00:00:00 EDT 1957
· Analytica Chimica Acta (Netherlands)
·
OSTI ID:4350084
Related Subjects
ACTIVATION ANALYSIS
AMMONIUM COMPOUNDS
BERYLLIUM SILICATES
CHEMISTRY
CHLORINATED HYDROCARBONS
CHROMATOGRAPHY
EUXENITE
FERGUSONITE
GADOLINITE
GADOLINIUM OXIDES
HETEROCYCLICS
HYDROXIDES
ION EXCHANGE
IRON SILICATES
LACTIC ACID
MINERALS
NEUTRONS
ORGANIC ACIDS
ORGANIC NITROGEN COMPOUNDS
PHENOLS
PHOTOMETRY
QUANTITATIVE ANALYSIS
QUINOLINE
RARE EARTHS
SEPARATION PROCESSES
THALENITE
THORIUM COMPOUNDS
THORIUM OXIDES
THORIUM SILICATES
URANIUM MINERALS
XENOTIME
YTTRIALITE
YTTRIUM OXIDES
YTTRIUM PHOSPHATES
YTTRIUM SILICATES
AMMONIUM COMPOUNDS
BERYLLIUM SILICATES
CHEMISTRY
CHLORINATED HYDROCARBONS
CHROMATOGRAPHY
EUXENITE
FERGUSONITE
GADOLINITE
GADOLINIUM OXIDES
HETEROCYCLICS
HYDROXIDES
ION EXCHANGE
IRON SILICATES
LACTIC ACID
MINERALS
NEUTRONS
ORGANIC ACIDS
ORGANIC NITROGEN COMPOUNDS
PHENOLS
PHOTOMETRY
QUANTITATIVE ANALYSIS
QUINOLINE
RARE EARTHS
SEPARATION PROCESSES
THALENITE
THORIUM COMPOUNDS
THORIUM OXIDES
THORIUM SILICATES
URANIUM MINERALS
XENOTIME
YTTRIALITE
YTTRIUM OXIDES
YTTRIUM PHOSPHATES
YTTRIUM SILICATES