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Substance Name: C.I. Pigment Brown 33
RN: 68186-88-9

Note

  • TSCA Definition 2018: An inorganic pigment that is the reaction product of high temperature calcination in which zinc oxide, iron (II) 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 Al2O3, NiO, Sb2O3, SiO2, SnO2, or TiO2. This substance is identified in the COLOUR INDEX by Colour Index Constitution Number, C.I. 77503.

Molecular Formula

  • Unspecified
 
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Names and Synonyms

Synonyms

  • EC 269-050-0
  • EINECS 269-050-0
  • Zinc iron chromite Brown spinel

Systematic Names

  • C.I. Pigment Brown 33
  • Zinc iron chromite Brown spinel

Registry Numbers

CAS Registry Number

  • 68186-88-9

Other Registry Number

  • 131461-87-5

System Generated Number

  • 0068186889