Determination of platinum, palladium, and rhodium in carbonaceous rocksстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:An approach to the determination of platinum-group metals in carbonaceous rocks is proposed with due regard to the wide diversity of compounds formed by platinum-group metals in these rocks. A necessary condition for the correct determination of platinum-group metals is the complete decomposition of the carbonaceous matter of a rock. At the initial stage of the analysis, the decomposition of a sample and the elimination of carbon are achieved by annealing the samples in an oxygen atmosphere at 60-700 degrees C.