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U.S. Department of Energy
Office of Scientific and Technical Information

THE DETERMINATION OF TRIBUTYL PHOSPHATE IN KEROSENE SOLUTIONS

Technical Report ·
OSTI ID:4311243

In order to meet the needs of the pilot plant process for the separation of U/sup 233/ from irradiated Th, a rapid method was developed to check the purity of commercial tributyl phosphate and the composition of various mixtures of tributyl phosphate in odorless kerosene. The method takes one and a half hours, and a coefficient of variation of better than 2% has been attained. The tributyl phosphate is hydrolyzed by refluxing with 55% HI, the excess of which is destroyed with HNO/sub 3/. The butyl iodide and the iodine are then removed, and the phosphate in the residue determined colorimetrically as phosphovanadomolybdate. (auth)

Research Organization:
United Kingdom Atomic Energy Authority. Research Group. Atomic Energy Research Establishment, Harwell, Berks, England
NSA Number:
NSA-12-005887
OSTI ID:
4311243
Report Number(s):
AERE-C/R-2384
Country of Publication:
United Kingdom
Language:
English