ACS MEETING PROGRAM Thursday Afternoon Symposium on Radiochemical Analysis Thomas Sugihara, Presiding 2:00 2:05
2:35 3:00 3:25 3:45 4:10
Introductory Remarks. Thomas Sugihara, Clark Uni versity. Sequential Analysis of Ten Nuclides Occurring in LongRange Fallout Debris. G. A. Welford, W. R. Collins, Jr., D. C. Sutton, and R. S. Morse, Atomic Energy Com mission. Assay of Radioiodine, -Strontium, and -Cesium in Soil. G. S. Golden and J. H . Mitchell, Combustion Engineer ing, Inc. Quantitative Radiochemical Analysis by Ion Exchange, Uranium, and Tellurium. Leon Wish, U. S. Naval Radiological Defense Laboratory. Determination of Fission Product Radioiodine. Cation Exchange Purification, Heterogeneous Isotopic Exchange. W. J. Maeck and J. E . Rein, Phillips Petroleum Co. Solvent Extraction Scheme for Radiochemical Separation of Multielement Mixtures. G. H . Morrison and J. F . Cosgrove, Sylvania Research Laboratories. Radiochemical Methods for Determination of Rhenium, Osmium, Iridium, and Ruthenium in Geo- and Cosmological Materials. Wilfred Herr, Max Planck-Otto Hahn Institute, Germany.
NYLAB presents. . .
Friday Morning, September 18 Symposium on Radiochemical Analysis George Morrison, Presiding 9:00 9:05 9:25
9:50
10:10 10:30 10:55 11:30
Introductory Remarks. George Morrison, Sylvania Electric Co. Summary of 2-Thenoyltrifluoroacetone Extraction Coeffi cients. A. M. Poskanzer and B. M. Foreman, Jr., Brookhaven National Laboratory. Liquid-Liquid Extraction of Uranium and Plutonium from Acetate Solution with Tri(iso-octyl)amine. Sepa ration from Thorium and Fission Products. F . L. Moore, Oak Ridge National Laboratory. Application of Cationic Radiotracers for Determination of Anions by Liquid-Liquid Extraction Fluoride with Hafnium-181. W. J. Maeck, M. C. Elliott, G. L. Booman, and J . E . Rein, Phillips Petroleum Co. Intermission. Rapid Method for Detection of Strontium-90 Contamina tion in Yttrium-90. R. F . Doering, W. D . Tucker, and L. G. Stang, Jr., Brookhaven National Laboratory. Radiochemical Determination of Radium in Uranium Milling Process Samples. H . C. Petrow, O. A. Nietzel, and M. A. D e Sesa, National Lead Co., Inc. Application of Vacuum Distillation of Metals to Radio chemical Separations. J. R. DeVoe and W. W. Meinke, University of Michigan. Friday Afternoon Symposium on Radiochemical Analysis
THE BECKMAN DK SPECTROPHOTOMETEB . . . . used in more applications than all other recording spectrophotometers combined. The DK Spectrophotometer is automatic and simple to u s e . . . has excellent coverage of ultraviolet, visible and near infrared spectral regions . . . with wavelength range of 185 to 3 5 0 0 m u plus optional optics for prob ing the far-ultraviolet to 175mu . . . makes analyses faster, turns out more analyses using same number of laboratory p e r s o n n e l . . . lowest priced recording spec trophotometer available.
Leon Wish, Presiding 2:00 2:05
2:25 2:50 3:20 3:45 4:05
Introductory Remarks. Leon Wish, U. S. Naval Radio logical Defense Laboratory. Experimental Evaluation of Radiochemical Procedures for Radioactivation Analyses. George Leddicotte, W T Mullins, and J. E . Strain, Oak Ridge National Labora tory. Geometric Errors in Neutron Activation Analysis. R. A. Johnson and G. W. Bond, Shell Development Laboratory. Neutron Radioactivation Methods for Particle Size Analysis of Subsieve Particulates. L. C. Bate and G. W. Leddicotte, Oak Ridge National Laboratory. Use of Neutron Activation Analysis for Determining Effectiveness of Zone-Refining Techniques. W D Mackintosh, Atomic Energy of Canada L t d . Determination of Lithium Isotopic Ratios by Neutron Radioactivation Analysis. G. W. Leddicotte, J . E. Strain, and L. C. Bate, Oak Ridge National Laboratory Automatic Analyzing Monitor. H . G. Rieck, C. A. R a t cliff, and L. C. Schwendiman, General Electric Co., Rich land, Wash.
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