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Vocabulary Reference

HazardousSubstance

class

Hazardous Substance

A hazardous substance declaration per EU CLP Regulation 1272/2008. Reusable across product categories.

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

Upstream alignment

How this class and its properties align to external and upstream vocabularies. Open a vocabulary to see the exact term-by-term relationships.

GS11 termSchema.org2 termsDPP Keystone2 termsCIRPASS-21 termBatteryPass SAMM3 terms

Properties (9)

DescriptionDomainRangeVocabularies
casNumber
CAS Number
Chemical Abstracts Service registry number.oec:HazardousSubstancexsd:string
DPP Keystone
concentration
Concentration
Concentration of the hazardous substance as percentage.oec:HazardousSubstancexsd:decimal
BatteryPass SAMM
hazardClass
Hazard Class
CLP Regulation hazard classification.oec:HazardousSubstanceoec:HazardClass
BatteryPass SAMM
hazardImpact
Hazard Impact
Description of the hazard impact.oec:HazardousSubstancexsd:string—
hazardPictogramCode
Hazard Pictogram Code
CLP/GHS pictogram code (GHS01..GHS09). Set-valued: a substance can carry multiple pictograms.oec:HazardousSubstancexsd:string—
hazardSignalWord
Hazard Signal Word
CLP Regulation 1272/2008 signal word: Danger or Warning.oec:HazardousSubstanceoec:HazardSignalWord—
hazardStatement
Hazard Statement (H-statement)
CLP H-statement code (e.g. H315, H319). Set-valued: a substance can carry multiple H-statements.oec:HazardousSubstancexsd:string—
iupacName
IUPAC Name
Systematic IUPAC chemical name of the substance, complementing the CAS/EC registry numbers.oec:HazardousSubstancexsd:string
Schema.orgDPP Keystone
precautionaryStatement
Precautionary Statement (P-statement)
CLP P-statement code (e.g. P101, P280). Set-valued.oec:HazardousSubstancexsd:string—

Vocabulary alignment

Broader · upstream
BatteryPass SAMMHazardousSubstanceEntity · QA 88%
Narrower · downstream
Schema.orgschema:ChemicalSubstance · QA 89% Schema.orgschema:Substance · QA 83%
See also
GS1gs1:hasAllergen CIRPASS-2cirpass2:Substance

QA % is the verifier panel's confidence. Curated mappings graded by openai/gpt-oss-20b, verified by qwen/qwen3-32b.

Referenced upstream terms

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Subclasses (1)

SubstanceOfConcern

Used as Range (1)

hazardousSubstances

Where used

Referenced by other terms (16)

References

JSON-LD Example 

{
  "@context": "https://ref.openepcis.io/extensions/common/core/dpp-core-context.jsonld",
  "type": "HazardousSubstance",
  "casNumber": "...",
  "concentration": "...",
  "hazardClass": "..."
}