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Substance Name: Leach residues, zinc ore-calcine
RN: 69012-70-0


  • TSCA Definition 2017: By-product of leaching calcined zinc ore concentrates with sulfuric acid. Consists primarily of lead sulfate with other calcium and iron salts and SiO2.

Molecular Formula

  • Unspecified

Classification Code

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Links to Resources

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Names and Synonyms


  • EINECS 273-766-9
  • Lead sulfate residue
  • Zinc calcine leach residue
  • ZP Leach residue

Systematic Name

  • Leach residues, zinc ore-calcine

Registry Numbers

CAS Registry Number

  • 69012-70-0

System Generated Number

  • 0069012700