Determination of Oxygen in Mixed Fluorides by Inert Gas Fusion.
An inert gas fusion procedure is described for determining oxygen in mixed fluoride electrolytes used in electrowinning uranium and the rare earth metals. The main factors discussed are the temperature required to remove oxygen quantitatively from various fluorides, a water and acid trap to entrain the volatilized fluorides, a sample preparation technique for heterogeneous fluorides, and use of a dry crucible instead of a platinum flux. Relative error of the method in the 0.05 to 0.5% range is about 5%. (auth)
- Research Organization:
- Bureau of Mines, Reno, Nev.
- Sponsoring Organization:
- USDOE
- NSA Number:
- NSA-17-014161
- OSTI ID:
- 4749802
- Journal Information:
- Analytical Chemistry, Journal Name: Analytical Chemistry Journal Issue: 12 Vol. 34; ISSN 0003-2700
- Publisher:
- American Chemical Society (ACS)
- Country of Publication:
- Country unknown/Code not available
- Language:
- English
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