FIELD: precious metals technology. SUBSTANCE: method suitable for platinum-palladium separation in secondary raw material, in analytical chemistry, in preparation of samples, in platinum group metal refining, and in preparative organic chemistry consists in treatment of metals with solution of iodine in dimethylformamide. Dissolution is performed at 15 to 80 C and iodine concentration 0.1 to 8.0 M. EFFECT: increased process intensity and separation fullness. 4 rx
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