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Substance Name: C.I. Pigment Red 235
RN: 68201-65-0


  • TSCA Definition 2018: An inorganic pigment that is the reaction product of high temperature calcination in which aluminum oxide, chromium (III) oxide, and zinc oxide in varying amounts are homogeneously and ionically interdiffused to form a crystalline matrix of spinel. Its composition may include any one or combination of the modifiers B2O3, Fe2O3, MgO, or PbO. This substance is identified in the COLOUR INDEX by Colour Index Constitution Number, C.I. 77290.

Molecular Formula

  • Unspecified
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Names and Synonyms


  • Chrome alumina pink spinel
  • EINECS 269-230-9

Systematic Name

  • C.I. Pigment Red 235

Registry Numbers

CAS Registry Number

  • 68201-65-0

Other Registry Number

  • 68608-08-2

System Generated Number

  • 0068201650