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Substance Name: Calcines, copper roasting
RN: 67711-89-1


  • TSCA Definition 2018: Product resulting from the roasting of various dusts, precipitates, or concentrates. Composed primarily of sulfides, oxides and mixed oxides of nickel, copper, cobalt, and iron. As part of this process, undesirable impurities such as arsenic may be removed.

Molecular Formula

  • Unspecified

Classification Code

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Links to Resources

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Names and Synonyms


  • Converter Cottrell dust calcine
  • Copper calcine
  • Copper roasting furnace calcine
  • EINECS 266-965-7
  • Herreschoff roaster calcine
  • Main stack Cottrell dust calcine
  • Roaster calcines

Systematic Name

  • Calcines, copper roasting

Registry Numbers

CAS Registry Number

  • 67711-89-1

System Generated Number

  • 0067711891