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Vocabulary Reference

massFraction

property Authorized Only

Mass Fraction

Mass fraction of this material (0-1 scale where 0.45 = 45%).

URI:https://ref.openepcis.io/extensions/common/core/massFraction

Used on

MaterialComposition

Domain

MaterialComposition

Range

xsd:decimal

Vocabulary alignment

Equivalent
UNTPuntp:massFraction · curated
See also
CIRPASS-2cirpass2:materialPercentage · QA 95%

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).

Where used

Referenced by other terms (1)

In SHACL shapes (1)

  • MaterialCompositionShapeconstrains

References

Access Level

Exact mass fractions enable formulation reconstruction; recyclers and authorities need them, consumers do not (battery Annex XIII(2) precedent).

JSON-LD Example 

{
  "type": "MaterialComposition",
  "massFraction": "..."
}