Extraction, direct spectrophotometric method specific for large amounts of uranium
William J. Maeck, Glenn L. Booman, Maxine C. Elliott, James E. Rein, U.S. Atomic Energy Commission. Idaho Operations Office, Phillips Petroleum Company. Atomic Energy Division
Idaho Operations Office, U.S. Atomic Energy Commission, 1958 - Science - 14 pages
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0.025M tetrapropylammonium nitrate 0.05 millimoles 2N acid deficient 38 mu peak absorbance acid deficient aluminum acid media Aluminum Nitrate Salting ammonium nitrate AMOUNTS OF URANIUM Atomic Energy Division beaker Booman cerium(lV coefficient of variation concentrations of diverse confidence limit deficient aluminum nitrate determination of large determined uranium(Vl DIRECT SPECTROPHOTOMETRY METHOD dissolution is complete diverse ion solution Effect of Thorium extraction grams of aluminum hydroxide and stir Idaho Falls interference k.O ml m0 mole Maeck methyl isobutyl ketone millimoles of acid millimoles of nitric millimoles of uranium molar absorptivity molar concentrations mole ratio mole Th nitrate salting solution nitrate system nitric acid PHILLIPS PETROLEUM process disclosed quaternary amine ratio of uranium Samples containing SPECIFIC FOR LARGE spectrophotometric procedure SPECTROPHOTOMETRY METHOD SPECIFIC spectrum standard uranium solution stir until dissolution Teflon spacer tetrapropyl tetrapropylammonium hydroxide thorium(lV trinitratouranyl complex uranium to tetrapropylammonium Uranium-Tetrapropylammonium Nitrate Complex Uranyl Trinitrate usedo volume with water volumetric flask