Skip Navigation
ChemIDplus LiteBrowseAdvanced

Substance Name: C.I. Natural Black 1
RN: 8005-33-2


  • TSCA Definition 2019: This substance is identified in the Colour Index™ by Colour Index™ Constitution Number, C.I. 75290.

Molecular Formula

  • Unspecified
* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)

Names and Synonyms


  • EINECS 232-337-6

Systematic Name

  • C.I. Natural Black 1

Registry Numbers

CAS Registry Number

  • 8005-33-2

System Generated Number

  • 0008005332