... . . . .. ..... .._ . -. .- ,, Iron-!;5 Analyses —. IL-OIA-55 VJaS sc:paratecl and purified solvent extraction Beaslcy, 1967) . was by X–ray done and el.ectrodeposition Recoveries generally spectroscopy with conjunction v;ith a multichannel Bismuth-207 Analyses The solvent were used used as a yield ‘by extraction for separating a co.:~i-n”a~~~~l techniques exceeded (Palmer and Counting 90%. a proportional Of counter in analyzer. techniques of Sill 207Bi and purifying . and Willis (1965) Bismuth-212 was determinant. Plu’coniurh-238, 239 Analyses 239 was Plutonium-238, extraction 1960; the a-nilanion Kressin final determine exchange and Waterbury, step separated in the the corallire soils 1962), nant and that Tritium separation counting be done by Pu be used alpha used of plutonium is exceptionally that was as to from difficult as a yield and determi– spectrometry. Ailalvses Well liquid essential electrodeposition Plutonium-236* and sediments of solvent (YlcCowan and Larsen, with separation. 236 it is therefore a combination techniques A quantitative yield. by water samples scintillation of 200 tritium * Provided were measured technique with for tritium a minimum content level by a of detection units. by the USAEC Health and Safety .Laboratory, New York.