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Vocabulary Reference

casNumber

property Authorized Only

CAS Number

Chemical Abstracts Service registry number.

URI:https://ref.openepcis.io/extensions/eu/battery/casNumber

Used on

BatteryMaterial

Domain

BatteryMaterial

Range

xsd:string

Vocabulary alignment

Equivalent
oec:casNumber · QA 90% BatteryPass SAMMbatteryMaterialIdentifier · curated DPP Keystonedppk:componentCasNumber · curated

QA % is the verifier panel's confidence. Curated mappings graded by openai/gpt-oss-20b, verified by local QA panels per round (claude-opus-4-8 / qwen3.5-27b / qwen3-32b).

Referenced upstream terms

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Where used

In SHACL shapes (1)

  • BatteryMaterialShapeconstrains

In example documents (6)

Master data & product examples

References

Access Level

CAS numbers inside the material breakdown enable formulation reconstruction and belong to the Annex XIII(2)(a) detail tier; dpp-core serves the same name AuthorizedOnly.

JSON-LD Example 

{
  "type": "BatteryMaterial",
  "casNumber": "..."
}