FIELD: nuclear reactors. SUBSTANCE: method includes dissolving of alloy, extraction of zirconium into organic solvent, re- extraction of cleaned zirconium, and its settling down in water phase. Zirconium alloy is dissolved at 100-130 C in compound incorporating the following ingredients, kg/cu. m: HNO3 - 300-800; K2Zr(Hf)F6 - 5.32; water - the rest. EFFECT: facilitated procedure.
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