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Substance Name: C.I. Pigment Black 30
RN: 71631-15-7


  • TSCA Definition 2019: An inorganic pigment that is the reaction product of high temperature calcination in which nickel (II) oxide, iron (III) oxide, and chromium (III) oxide in varying amounts are homogeneously and ionically interdiffused to form a crystalline matrix of spinel. Its composition may include any one or a combination of the modifiers CuO, MnO, or Mn2O3. This substance is identified in the COLOUR INDEX by Colour Index Constitution Number, C.I. 77504.

Molecular Formula

  • Unspecified

Classification Code

  • Tumor Data
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Names and Synonyms


  • C.I. 77504
  • Chrome iron nickel black spinel
  • DCMA-13-50-9
  • EC 275-738-1
  • EINECS 275-738-1
  • Nickel iron chromite Black spinel

Systematic Names

  • C.I. Pigment Black 30
  • Nickel iron chromite Black spinel

Superlist Name

  • Chrome iron nickel black spinel [Nickel and nickel compounds]

Registry Numbers

CAS Registry Number

  • 71631-15-7

Other Registry Number

  • 939964-73-5

System Generated Number

  • 0071631157