Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Spinels, chromium iron manganese brown
RN: 68555-06-6


  • TSCA Definition 2017: An inorganic pigment that is the reaction product of high temperature calcination in which chromium (III) oxide, iron (III) oxide, and manganese (III) oxide in varying amounts are homogeneously and ionically interdiffused to form a crystalline matrix of spinel.

Molecular Formula

  • Unspecified

Classification Code

* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Other Resources (Internet Locators)

Names and Synonyms


  • EC 271-411-2
  • EINECS 271-411-2
  • Iron chromite manganese brown spinel

Systematic Name

  • Spinels, chromium iron manganese brown

Registry Numbers

CAS Registry Number

  • 68555-06-6

System Generated Number

  • 0068555066