反应详情

As shown in flow sheets of FIGS. 1 and 2, an organic solvent (A) containing uranium is introduced to the stripping stage (B), uranium is stripped from the organic phase to the aqueous phase with contact of the strip solution (C) containing one or more compounds selected from NH4F, NH4HF2, KF and KHF2 and the crystals (E) such as uranium ammonium fluoride, uranium acid ammonium fluoride, uranium potassium fluoride and uranium acid potassium fluoride are obtained in the filtration stage of uranium transferred to the aqueous phase.

1. additioncontaining one or more compounds