was adsorbed by di-(2-ethylhexyl)orthophosphoric acid coated on polystyrene beads in trap 3. Germanium was retained by charcoal in the last trap.

Figure 44. Apparatus for on-line methylation: 1. Acetone reservoir; 2. Variable leak valve; 3. Quartz glass tube; 4. Beam; 5. Target and methylation cell; 6. Faraday cup; 7. Teflon tube; 8. Concrete shield; 9. Lead shield; 10. Heater for thermal decomposition of methyl compounds (TDP); 11. Ge(Li) detector; 12. Liquid-nitrogen trap; 13. Rotary pump. [Tsu83; reprinted with permission from Radiochim. Acta]

Figure 45. Schematic diagram of the setup used for the separation of bromine from fission products. [Ren86b; reprinted with permission from J. Radioanal. Nucl. Chem.]

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