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Substance Name: Leach residues, zinc ore-calcine, zinc cobalt
RN: 69012-72-2


  • TSCA Definition 2017: Residue from treatment of calcined zinc ore concentrates with antimony trioxide, zinc dust, lead oxide and copper sulfate. Consists primarily of zinc and a composite of metallics: cobalt, copper and lead.

Molecular Formula

  • Unspecified

Classification Code

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Links to Resources

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Names and Synonyms


  • EC 273-769-5
  • EINECS 273-769-5
  • Zinc cobalt precipitate

Systematic Name

  • Leach residues, zinc ore-calcine, zinc cobalt

Registry Numbers

CAS Registry Number

  • 69012-72-2

System Generated Number

  • 0069012722