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Substance Name: Solutions, precious metal hydrometallurgical
RN: 129618-37-7


  • Solutions of variable composition used in, or produced by hydrometallurgical processes for the extraction and refining of platinum group metals, silver and gold. Such solutions may result from the leaching of precious metal bearing materials or the washing of solids such as precipitates and residues. The solutions generally contain metal ions of palladium, platinum, gold, silver and small amounts of rhodium, ruthenium, iridium and other non-ferrous elements such as copper, nickel, cobalt, lead, bismuth, antimony, arsenic, selenium and tellurium.
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Names and Synonyms

  • Solutions, precious metal hydrometallurgical

Registry Numbers

CAS Registry Number

  • 129618-37-7

System Generated Number

  • 0129618377