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Substance Name: C.I. Pigment Red 236
RN: 68187-53-1


  • TSCA Definition 2018: An inorganic pigment that is the reaction product of high temperature calcination in which chromium (III) oxide and tin (IV) oxide in varying amounts are homogeneously and ionically interdiffused to form a crystalline matrix of cassiterite. Its composition may include any one or a combination of the modifiers B2O3, CaO, or CeO2. This substance is identified in the COLOUR INDEX by Colour Index Constitution Number, C.I. 77863.

Molecular Formula

  • Unspecified
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Names and Synonyms


  • Chrome tin orchid cassiterite
  • EINECS 269-104-3

Systematic Name

  • C.I. Pigment Red 236

Registry Numbers

CAS Registry Number

  • 68187-53-1

System Generated Number

  • 0068187531