PHOTOMETRIC DETERMINATION OF THORIUM IN ORES WITH ARSENAZO III (in Russian)
Journal Article
·
· Zavodskaya Lab.
OSTI ID:4141524
Th and certain other tetravalent elements such as U and Zr form internal complexes with the reagent arsenazo III (an organic sulfocompound containing As) which are stable in strong acids, sulfates, and phosphates. Th was determined photometrically in HCl solutions ranging from 0.01 to 10 N without finding it necessary to remove the sulfates, phosphates, or oxalates. The method was especially useful for working at concentrations from 0.05 to 1 of Th in the analysis of minerals such as alaskite granite, syenite, and nordmarkite. (TTT)
- Research Organization:
- Inst. of Geochemistry and Analytical Chemistry, Academy of Sciences, USSR
- NSA Number:
- NSA-14-018876
- OSTI ID:
- 4141524
- Journal Information:
- Zavodskaya Lab., Vol. Vol: 26; Other Information: Orig. Receipt Date: 31-DEC-60
- Country of Publication:
- Country unknown/Code not available
- Language:
- Russian
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OSTI ID:4141524
Related Subjects
CHEMISTRY
ACIDITY
ARSENAZO
ARSENIC COMPOUNDS
CHEMICAL REACTIONS
CHEMICALS
ELECTRIC CHARGES
HYDROCHLORIC ACID
HYDROXIDES
IGNEOUS ROCKS
MINERALS
NAPHTHALENE
ORES
ORGANIC NITROGEN COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXALATES
PHENYL RADICALS
PHOSPHATES
PHOTOMETRY
QUALITATIVE ANALYSIS
QUANTITATIVE ANALYSIS
SEPARATION PROCESSES
STABILITY
SULFATES
SULFUR COMPOUNDS
SYENITES
THORIUM
TRACE AMOUNTS
URANIUM
ZIRCONIUM
ACIDITY
ARSENAZO
ARSENIC COMPOUNDS
CHEMICAL REACTIONS
CHEMICALS
ELECTRIC CHARGES
HYDROCHLORIC ACID
HYDROXIDES
IGNEOUS ROCKS
MINERALS
NAPHTHALENE
ORES
ORGANIC NITROGEN COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXALATES
PHENYL RADICALS
PHOSPHATES
PHOTOMETRY
QUALITATIVE ANALYSIS
QUANTITATIVE ANALYSIS
SEPARATION PROCESSES
STABILITY
SULFATES
SULFUR COMPOUNDS
SYENITES
THORIUM
TRACE AMOUNTS
URANIUM
ZIRCONIUM