Information displayed in records retrieved from National Chemical Inventories may include:

• CAS Registry Number^® (except confidential substances)
• Inventory Identifier (AICS, DSL, ECL, EINECS, ELINCS, ENCS, NDSL, NZIoC, PICCS, REACH, SWISS, TSCA)
• Regulatory list numbers
  • EPA Accession number
  • DSL/NDSL confidential substance number
  • EC number
  • EINECS number
  • ELINCS number
  • ECL serial number
  • ECL toxic substance number
  • ENCS number
  • Israel number
  • Taiwan number
• TSCA PMN numbers linked to CAS Registry Numbers or EPA inventory numbers
• Substance names as listed in each inventory
• English, French, Spanish and German nomenclature, depending on the source
• Other substance names
  • CA index names
  • CAS synonyms
  • TSCA submitted names
• Definitions for compounds not structurally defined
• Molecular formula
• Chemical category
• Israel, Swiss, Taiwan classifications
• Structure diagrams

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