Brightway Flows 1.0
GitHub

Polycyclic Aromatic Hydrocarbons

fe0acd60-3ddc-11dd-aadf-0050c2490048

Identity

Substance
fo-fdb9f5af88ac128f Imprecise chemical mixture
Source
EF 3.1
Unit
kg
Context
Environmental → Air → Unknown
CAS
130498-29-2
EC
—

Context

Dimension
Environmental
Media
Air
Strata
Unknown

Alternative labels

30

Source lists

6
List Version Source flow Name there Why this flow
EF 3.1 fe0acd60-3ddc-11dd-aadf-0050c2490048 polycyclic aromatic hydrocarbons The consensus list is built from this one, so this row is the flow itself rather than something matched to it.
agribalyse 3.2 7ff2a328-9d54-5ff1-8734-79cec01488a2 PAH, polycyclic aromatic hydrocarbons The CAS numbers are the same (130498-29-2); both name the same compartment.
bafu 2026-v1 8a189989-787e-557d-aa5d-db1961984285 PAH, polycyclic aromatic hydrocarbons The CAS numbers are the same (130498-29-2); both name the same compartment.
ecoinvent 3.12 3e5d7d91-67d7-4afb-91dd-36fab58e4685 PAH, polycyclic aromatic hydrocarbons The CAS numbers are the same (130498-29-2); both name the same compartment.
ecoinvent 3.8 3e5d7d91-67d7-4afb-91dd-36fab58e4685 PAH, polycyclic aromatic hydrocarbons The CAS numbers are the same (130498-29-2); both name the same compartment.
stepwise 2006-1.09 948bdf3f-3b0a-5cec-97f4-58be2c82a5d9 PAH, polycyclic aromatic hydrocarbons The CAS numbers are the same (130498-29-2); both name the same compartment.

Concept associations

6
Source list Source flow Name there Compartment there Match Conversion
EF 3.1 fe0acd60-3ddc-11dd-aadf-0050c2490048 polycyclic aromatic hydrocarbons Emissions/Emissions to air/Emissions to air, unspecified exactMatch —
ecoinvent 3.12 3e5d7d91-67d7-4afb-91dd-36fab58e4685 PAH, Polycyclic Aromatic Hydrocarbons air / unspecified closeMatch —
ecoinvent 3.8 3e5d7d91-67d7-4afb-91dd-36fab58e4685 PAH, Polycyclic Aromatic Hydrocarbons air / unspecified closeMatch —
bafu 2026-v1 8a189989-787e-557d-aa5d-db1961984285 PAH, Polycyclic Aromatic Hydrocarbons emissions to air / unspecified closeMatch —
stepwise 2006-1.09 948bdf3f-3b0a-5cec-97f4-58be2c82a5d9 PAH, Polycyclic Aromatic Hydrocarbons Air / (unspecified) closeMatch —
agribalyse 3.2 7ff2a328-9d54-5ff1-8734-79cec01488a2 PAH, Polycyclic Aromatic Hydrocarbons Emissions to air closeMatch —

Characterisation factors

28

Every implementation that says anything about this flow. Published as is what this list did with the row: where more than one implementation states a number and they agree it publishes it as agreed; where only one speaks, as sole; where they disagree it publishes nothing and asks.

Method Implementation Category Place Factor Published as
EF 3.1 European Commission — JRC Ecotoxicity, freshwater — 1,137.1 —
EF 3.1 ecoinvent Centre Ecotoxicity, freshwater — 1,137.1 —
EF 3.1 GreenDelta Ecotoxicity, freshwater — 1,137.1 —
EF 3.1 consensus-flow-list Ecotoxicity, freshwater — 1,137.1 agreed
EF 3.1 European Commission — JRC Ecotoxicity, freshwater_organics — 1,137.1 —
EF 3.1 ecoinvent Centre Ecotoxicity, freshwater_organics — 1,137.1 —
EF 3.1 GreenDelta Ecotoxicity, freshwater_organics — 1,137.1 —
EF 3.1 consensus-flow-list Ecotoxicity, freshwater_organics — 1,137.1 agreed
EF 3.1 European Commission — JRC Human toxicity, non-cancer — 1.1047e-06 —
EF 3.1 ecoinvent Centre Human toxicity, non-cancer — 1.1047e-06 —
EF 3.1 GreenDelta Human toxicity, non-cancer — 1.1047e-06 —
EF 3.1 consensus-flow-list Human toxicity, non-cancer — 1.1047e-06 agreed
EF 3.1 European Commission — JRC Human toxicity, non-cancer_organics — 1.1047e-06 —
EF 3.1 ecoinvent Centre Human toxicity, non-cancer_organics — 1.1047e-06 —
EF 3.1 GreenDelta Human toxicity, non-cancer_organics — 1.1047e-06 —
EF 3.1 consensus-flow-list Human toxicity, non-cancer_organics — 1.1047e-06 agreed
Stepwise 2006 2.-0 LCA consultants Ecotoxicity, aquatic — 2,495.092583 —
Stepwise 2006 consensus-flow-list Ecotoxicity, aquatic — 2,495.092583 sole
Stepwise 2006 2.-0 LCA consultants Ecotoxicity, terrestrial — 2.42377 —
Stepwise 2006 consensus-flow-list Ecotoxicity, terrestrial — 2.42377 sole
Stepwise 2006 2.-0 LCA consultants Human toxicity, carcinogens — 3,537.48478 —
Stepwise 2006 consensus-flow-list Human toxicity, carcinogens — 3,537.48478 sole
Stepwise 2006 2.-0 LCA consultants Human toxicity, non-carc. — 5.2908e-04 —
Stepwise 2006 consensus-flow-list Human toxicity, non-carc. — 5.2908e-04 sole
Stepwise 2006 2.-0 LCA consultants Photochemical ozone, vegetat. — 1,159 —
Stepwise 2006 consensus-flow-list Photochemical ozone, vegetat. — 1,159 sole
Stepwise 2006 2.-0 LCA consultants Respiratory organics — 0.1444 —
Stepwise 2006 consensus-flow-list Respiratory organics — 0.1444 sole

This flow in the difference report

History

The change log and the PROV-O trail (2 consensus changes)

Open the changes page

These are the heaviest sections of this page and the least often read, so the page does not pay for them until you ask.

Full record

Flow JSON 
{
  "altLabel": [
    {
      "@value": "Arenes, polycyclic",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Arenes, polycyclic, dihydroxyepoxy",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Arom. hydrocarbons, polycyclic, conjugated",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Arom. polycyclic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Aromatic hydrocarbons, fused-ring",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Aromatic hydrocarbons, polycyclic",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Aromatic hydrocarbons, polycyclic, conjugated",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Aromatic hydrocarbons, polynuclear",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Aromatic polycyclic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Condensed arom. hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Condensed aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Conjugated polycyclic arom. hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Conjugated polycyclic aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Dihydroxyepoxy polycyclic aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Fused-ring arenes",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Fused-ring arom. hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Fused-ring aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Hydrocarbons, aryl, polycyclic",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Hydrocarbons, polyarom.",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "PAH",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "PAHs",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polyarenes",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic arenes",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic arom. hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic aromatic hydrocarbon",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic compounds, arom. hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic conjugated arom. hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic conjugated aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polycyclic, dihydroxyepoxy aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Polynuclear aromatic hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:130498-29-2",
          "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    }
  ],
  "properties": {},
  "references": [
    {
      "@id": "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.consensus_cas_link",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "130498-29-2"
        ],
        "prov:wasDerivedFrom": "cas_numbers"
      }
    }
  ],
  "prefLabel": [
    {
      "@value": "Polycyclic Aromatic Hydrocarbons",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "bootstrap_labels",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "EF 3.1"
        ],
        "prov:wasDerivedFrom": "legacy name field"
      }
    }
  ],
  "@type": [
    "https://w3id.org/chemrof/ImpreciseChemicalMixture"
  ],
  "http://www.w3.org/2004/02/skos/core#definition": [],
  "uuid": "fe0acd60-3ddc-11dd-aadf-0050c2490048",
  "identifier": "fe0acd60-3ddc-11dd-aadf-0050c2490048",
  "source": "EF 3.1",
  "cas_numbers": [
    "130498-29-2"
  ],
  "ec_numbers": [],
  "context": {
    "dimension": "Environmental",
    "media": "Air",
    "strata": "Unknown"
  },
  "synonyms": [],
  "lcia_methods": [
    {
      "method_uuid": "05316e7a-b254-4bea-9cf0-6bf33eb5c630",
      "name": "Ecotoxicity, freshwater",
      "methodology": "Environmental Footprint",
      "impact_category": "Aquatic eco-toxicity",
      "impact_indicator": "Comparative Toxic Unit for ecosystems (CTUe) ",
      "characterization_factor": 1137.1
    },
    {
      "method_uuid": "7cfdcfcf-b222-4b26-888a-a55f9fbf7ac8",
      "name": "Human toxicity, non-cancer",
      "methodology": "Environmental Footprint",
      "impact_category": "Non-cancer human health effects",
      "impact_indicator": "Comparative Toxic Unit for human (CTUh)",
      "characterization_factor": 1.1047e-6
    },
    {
      "method_uuid": "8c3141e9-1f15-43b5-bff2-182e49893a46",
      "name": "Human toxicity, non-cancer_organics",
      "methodology": "Environmental Footprint",
      "impact_category": "Non-cancer human health effects",
      "impact_indicator": "Comparative Toxic Unit for human (CTUh)",
      "characterization_factor": 1.1047e-6
    },
    {
      "method_uuid": "fd530f00-9325-424a-92ef-aaac67922fd9",
      "name": "Ecotoxicity, freshwater_organics",
      "methodology": "Environmental Footprint",
      "impact_category": "Aquatic eco-toxicity",
      "impact_indicator": "Comparative Toxic Unit for ecosystems (CTUe) ",
      "characterization_factor": 1137.1
    }
  ],
  "unit": "kg",
  "input_datasets": [
    "EF 3.1"
  ],
  "context_iri": "https://vocab.brightway.one/flow-contexts/envi-air-unkn",
  "unit_iri": "https://vocab.brightway.one/units/unit/KiloGM",
  "flow_object_id": "fo-fdb9f5af88ac128f",
  "concept_associations": [
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/ef/3.1/flow/fe0acd60-3ddc-11dd-aadf-0050c2490048",
        "skos:prefLabel": "polycyclic aromatic hydrocarbons",
        "context": "Emissions/Emissions to air/Emissions to air, unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:exactMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "build_concept_associations",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "https://eplca.jrc.ec.europa.eu/permalink/EF3_1/EF-v3.1.zip"
        ]
      }
    },
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/ecoinvent/3.12/flow/3e5d7d91-67d7-4afb-91dd-36fab58e4685",
        "skos:prefLabel": "PAH, Polycyclic Aromatic Hydrocarbons",
        "context": "air / unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:closeMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_ecoinvent",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "ecoinvent:3.12:3e5d7d91-67d7-4afb-91dd-36fab58e4685",
          "PAH, Polycyclic Aromatic Hydrocarbons",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:130498-29-2",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=13",
          "algorithm.selector_reason=exact-context-iri-match",
          "algorithm.score_rule=exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
        ],
        "prov:wasDerivedFrom": "algorithmic_fallback:lookup_order(cas>ec>label);basis(cas:130498-29-2);flow_object_candidates(1);elementary_candidates(13);selector(exact-context-iri-match);exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
      }
    },
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/ecoinvent/3.8/flow/3e5d7d91-67d7-4afb-91dd-36fab58e4685",
        "skos:prefLabel": "PAH, Polycyclic Aromatic Hydrocarbons",
        "context": "air / unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:closeMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_ecoinvent",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "ecoinvent:3.8:3e5d7d91-67d7-4afb-91dd-36fab58e4685",
          "PAH, Polycyclic Aromatic Hydrocarbons",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:130498-29-2",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=14",
          "algorithm.selector_reason=exact-context-iri-match",
          "algorithm.score_rule=exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
        ],
        "prov:wasDerivedFrom": "algorithmic_fallback:lookup_order(cas>ec>label);basis(cas:130498-29-2);flow_object_candidates(1);elementary_candidates(14);selector(exact-context-iri-match);exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
      }
    },
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/bafu/2026-v1/flow/8a189989-787e-557d-aa5d-db1961984285",
        "skos:prefLabel": "PAH, Polycyclic Aromatic Hydrocarbons",
        "context": "emissions to air / unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:closeMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_bafu",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "bafu:2026-v1:8a189989-787e-557d-aa5d-db1961984285",
          "PAH, Polycyclic Aromatic Hydrocarbons",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:130498-29-2",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=14",
          "algorithm.selector_reason=exact-context-iri-match",
          "algorithm.score_rule=exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
        ],
        "prov:wasDerivedFrom": "algorithmic_fallback:lookup_order(cas>ec>label);basis(cas:130498-29-2);flow_object_candidates(1);elementary_candidates(14);selector(exact-context-iri-match);exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
      }
    },
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/stepwise/2006-1.09/flow/948bdf3f-3b0a-5cec-97f4-58be2c82a5d9",
        "skos:prefLabel": "PAH, Polycyclic Aromatic Hydrocarbons",
        "context": "Air / (unspecified)",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:closeMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_stepwise",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "stepwise:2006-1.09:948bdf3f-3b0a-5cec-97f4-58be2c82a5d9",
          "PAH, Polycyclic Aromatic Hydrocarbons",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:130498-29-2",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=15",
          "algorithm.selector_reason=exact-context-iri-match",
          "algorithm.score_rule=exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
        ],
        "prov:wasDerivedFrom": "algorithmic_fallback:lookup_order(cas>ec>label);basis(cas:130498-29-2);flow_object_candidates(1);elementary_candidates(15);selector(exact-context-iri-match);exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
      }
    },
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/agribalyse/3.2/flow/7ff2a328-9d54-5ff1-8734-79cec01488a2",
        "skos:prefLabel": "PAH, Polycyclic Aromatic Hydrocarbons",
        "context": "Emissions to air",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:closeMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-aadf-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_agribalyse",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "agribalyse:3.2:7ff2a328-9d54-5ff1-8734-79cec01488a2",
          "PAH, Polycyclic Aromatic Hydrocarbons",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:130498-29-2",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=15",
          "algorithm.selector_reason=exact-context-iri-match",
          "algorithm.score_rule=exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
        ],
        "prov:wasDerivedFrom": "algorithmic_fallback:lookup_order(cas>ec>label);basis(cas:130498-29-2);flow_object_candidates(1);elementary_candidates(15);selector(exact-context-iri-match);exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
      }
    }
  ],
  "_sources": {
    "prefLabel": "normalize_name_case",
    "name": "bootstrap_labels",
    "context": "default_context_mapping",
    "context_iri": "default_context_mapping",
    "unit_iri": "unit_normalization",
    "cas_numbers": "commonchem_cas_review",
    "cas_number_sources": "commonchem_cas_review",
    "skos_definition": "enrich_references",
    "references": "enrich_references",
    "altLabel": "consensus_match",
    "cas_match_labels": "consensus_match",
    "concept_associations": "carry_associations_onto_flows",
    "types": "link_flows_to_their_substance"
  },
  "cas_match_labels": {
    "130498-29-2": "exactMatch"
  },
  "cas_number_sources": {
    "130498-29-2": {
      "prov:wasGeneratedBy": "commonchem_cas_review",
      "prov:wasAttributedTo": "consensus-flow-list",
      "prov:hadPrimarySource": [
        "https://commonchemistry.cas.org/detail?cas_rn=130498-29-2"
      ],
      "prov:wasDerivedFrom": "Common Chemistry exact-name CAS fill-in"
    }
  },
  "general_comment": "The individual substances are to be inventoried, wherever possible. Highly impacting substances may not be \"hidden\" via using this sum-indicator. Reference elementary flow of the International Reference Life Cycle Data System (ILCD).",
  "_transformed": true,
  "_provided": {
    "name": "polycyclic aromatic hydrocarbons",
    "synonyms": [],
    "context": [
      "Emissions",
      "Emissions to air",
      "Emissions to air, unspecified"
    ],
    "cas_numbers": [],
    "ec_numbers": [],
    "unit": "kg"
  }
}

Something wrong here?

A flow can be wrong in three ways, and they are decided differently. Pick the one that matches what you are looking at.

You do not need to run a build or clone anything. Name the row and say what your evidence is; the measurement is done for you. How contributing works

Keyboard

?
Show or hide this map
/
Focus search
Esc
Close