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Title: Separation of sodium-22 from irradiated targets

Patent ·
OSTI ID:870241

A process for selective separation of sodium-22 from an irradiated target including dissolving an irradiated target to form a first solution, contacting the first solution with hydrated antimony pentoxide to selectively separate sodium-22 from the first solution, separating the hydrated antimony pentoxide including the separated sodium-22 from the first solution, dissolving the hydrated antimony pentoxide including the separated sodium-22 in a mineral acid to form a second solution, and, separating the antimony from the sodium-22 in the second solution.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
DOE Contract Number:
W-7405-ENG-36
Assignee:
Regents of University of California (Oakland, CA)
Patent Number(s):
US 5482687
OSTI ID:
870241
Country of Publication:
United States
Language:
English

References (6)

Removal of sodium from mineral acid solutions by adsorption on modified polyantimonic(V) acid ion-exchanger journal February 1972
Sodium removal as an aid to neutron activation analysis journal January 1971
Studies on the Sodium (Cesium, Strontium)–Polyantimonic(V) Acid Ion Exchange Equilibria in Dilute Nitric Acid Solutions journal May 1975
Selective removal of radio-sodium from neutron-activated materials by retention on hydrated antimony pentoxide journal March 1968
Synthetic Inorganic Ion-Exchange Materials. XXVII. A Study on Ion-Exchange Selectivity in Crystalline Antimonic(V) Acid and Hydrated Antimony Pentoxide for Various Metal Ions in Nitric Acid Media journal February 1980
Determination of trace elements in glass by activation analysis using hydrated antimony pentoxide for sodium removal journal December 1970