2,3,7,8-tetrachlorodibenzo-p-dioxin

Substance: fo-e82f82743b0aacbb Neutral molecule
Source: EF 3.1
Unit: kg
Context: Environmental → Air → Unknown
CAS: 1746-01-6
EC: 217-122-7

Dimension: Environmental
Media: Air
Strata: Unknown

2,3,7,8-Tetrachlorodibenzodioxin
2,3,7,8-tetrachlorooxanthrene
Dioxin
PCDD 48
TCDD
Tetrachlorodibenzodioxin
dioxine
tetradioxin
2,3,7,8-TCDD
2,3,7,8-Tetrachloro-p-dioxin
2,3,7,8-Tetrachlorodibenzo-1,4-dioxin
2,3,7,8-Tetrachlorodibenzo[b,e][1,4]dioxin
2378TCDD
Dibenzo-p-dioxin, 2,3,7,8-tetrachloro-
Dibenzo[b,e][1,4]dioxin, 2,3,7,8-tetrachloro-
Dioxin (herbicide contaminant)
TCDBD
Tetrachlorodibenzo-p-dioxin

List	Version	Source flow	Name there	Why this flow
EF	3.1	fe0acd60-3ddc-11dd-ab67-0050c2490048	2,3,7,8-tetrachlorodibenzo-p-dioxin	The consensus list is built from this one, so this row is the flow itself rather than something matched to it.
agribalyse	3.2	12ba279d-80ec-5bb0-8e7d-0becb385fa54	Dioxins (TEQ)	The CAS numbers are the same (1746-01-6); both name the same compartment.
agribalyse	3.2	18b0c0aa-cd95-56c1-ba60-cac7863c8032	Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-	The CAS numbers are the same (1746-01-6); both name the same compartment.
bafu	2026-v1	66fcceb6-6efb-5b05-8aaa-6db4eb550afd	Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-	The CAS numbers are the same (1746-01-6); both name the same compartment.
ecoinvent	3.12	082903e4-45d8-4078-94cb-736b15279277	Dioxins, measured as 2,3,7,8-tetrachlorodibenzo-p-dioxin	The CAS numbers are the same (1746-01-6); both name the same compartment.
ecoinvent	3.8	082903e4-45d8-4078-94cb-736b15279277	Dioxins, measured as 2,3,7,8-tetrachlorodibenzo-p-dioxin	The CAS numbers are the same (1746-01-6); both name the same compartment.
stepwise	2006-1.09	fa79c0d9-bd6f-5074-bbf0-c444c7764ab2	Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-	The CAS numbers are the same (1746-01-6); both name the same compartment.

Source list	Source flow	Name there	Compartment there	Match	Conversion
EF 3.1	fe0acd60-3ddc-11dd-ab67-0050c2490048	2,3,7,8-tetrachlorodibenzo-p-dioxin	Emissions/Emissions to air/Emissions to air, unspecified	exactMatch	—
ecoinvent 3.12	082903e4-45d8-4078-94cb-736b15279277	Dioxins, Measured As 2,3,7,8-tetrachlorodibenzo-p-dioxin	air / unspecified	closeMatch	—
ecoinvent 3.8	082903e4-45d8-4078-94cb-736b15279277	Dioxins, Measured As 2,3,7,8-tetrachlorodibenzo-p-dioxin	air / unspecified	closeMatch	—
bafu 2026-v1	66fcceb6-6efb-5b05-8aaa-6db4eb550afd	Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-	emissions to air / unspecified	closeMatch	—
stepwise 2006-1.09	fa79c0d9-bd6f-5074-bbf0-c444c7764ab2	Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-	Air / (unspecified)	closeMatch	—
agribalyse 3.2	18b0c0aa-cd95-56c1-ba60-cac7863c8032	Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-	Emissions to air	closeMatch	—
agribalyse 3.2	12ba279d-80ec-5bb0-8e7d-0becb385fa54	Dioxins (TEQ)	Emissions to air	closeMatch	—

consensus-flow-list 9
2.-0 LCA consultants 5
European Commission — JRC 4
GreenDelta 4
ecoinvent Centre 4

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	—	799,680	—
EF 3.1	ecoinvent Centre	Ecotoxicity, freshwater	—	799,680	—
EF 3.1	GreenDelta	Ecotoxicity, freshwater	—	799,680	—
EF 3.1	consensus-flow-list	Ecotoxicity, freshwater	—	799,680	agreed
EF 3.1	European Commission — JRC	Ecotoxicity, freshwater_organics	—	799,680	—
EF 3.1	ecoinvent Centre	Ecotoxicity, freshwater_organics	—	799,680	—
EF 3.1	GreenDelta	Ecotoxicity, freshwater_organics	—	799,680	—
EF 3.1	consensus-flow-list	Ecotoxicity, freshwater_organics	—	799,680	agreed
EF 3.1	European Commission — JRC	Human toxicity, cancer	—	35.175	—
EF 3.1	ecoinvent Centre	Human toxicity, cancer	—	35.175	—
EF 3.1	GreenDelta	Human toxicity, cancer	—	35.175	—
EF 3.1	consensus-flow-list	Human toxicity, cancer	—	35.175	agreed
EF 3.1	European Commission — JRC	Human toxicity, cancer_organics	—	35.175	—
EF 3.1	ecoinvent Centre	Human toxicity, cancer_organics	—	35.175	—
EF 3.1	GreenDelta	Human toxicity, cancer_organics	—	35.175	—
EF 3.1	consensus-flow-list	Human toxicity, cancer_organics	—	35.175	agreed
Stepwise 2006	2.-0 LCA consultants	Ecotoxicity, aquatic	—	393,500.2454	—
Stepwise 2006	consensus-flow-list	Ecotoxicity, aquatic	—	393,500.2454	sole
Stepwise 2006	2.-0 LCA consultants	Ecotoxicity, terrestrial	—	259.120374	—
Stepwise 2006	consensus-flow-list	Ecotoxicity, terrestrial	—	259.120374	sole
Stepwise 2006	2.-0 LCA consultants	Human toxicity, carcinogens	—	1.7219e+09	—
Stepwise 2006	consensus-flow-list	Human toxicity, carcinogens	—	1.7219e+09	sole
Stepwise 2006	2.-0 LCA consultants	Human toxicity, non-carc.	—	8.6964e+09	—
Stepwise 2006	consensus-flow-list	Human toxicity, non-carc.	—	8.6964e+09	sole
Stepwise 2006	2.-0 LCA consultants	Photochemical ozone, vegetat.	—	1,159	—
Stepwise 2006	consensus-flow-list	Photochemical ozone, vegetat.	—	1,159	sole

This flow in the difference report

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.

Flow JSON

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        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "stepwise:2006-1.09:fa79c0d9-bd6f-5074-bbf0-c444c7764ab2",
          "Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:1746-01-6",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=17",
          "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:1746-01-6);flow_object_candidates(1);elementary_candidates(17);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/18b0c0aa-cd95-56c1-ba60-cac7863c8032",
        "skos:prefLabel": "Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-",
        "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-ab67-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-ab67-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_agribalyse",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "agribalyse:3.2:18b0c0aa-cd95-56c1-ba60-cac7863c8032",
          "Dioxin, 2,3,7,8 Tetrachlorodibenzo-p-",
          "",
          "algorithm.lookup_order=cas>ec>label",
          "algorithm.basis=cas:1746-01-6",
          "algorithm.flow_object_candidates=1",
          "algorithm.elementary_candidates=17",
          "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:1746-01-6);flow_object_candidates(1);elementary_candidates(17);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": {
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        "skos:prefLabel": "Dioxins (TEQ)",
        "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-ab67-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/fe0acd60-3ddc-11dd-ab67-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_agribalyse",
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        ],
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      }
    }
  ],
  "_sources": {
    "prefLabel": "bootstrap_labels",
    "name": "bootstrap_labels",
    "synonyms": "bootstrap_labels",
    "context": "default_context_mapping",
    "context_iri": "default_context_mapping",
    "unit_iri": "unit_normalization",
    "properties": "normalise_property_values",
    "skos_definition": "enrich_references",
    "references": "enrich_references",
    "altLabel": "strip_catalogue_altlabels",
    "cas_match_labels": "consensus_match",
    "concept_associations": "carry_associations_onto_flows",
    "types": "link_flows_to_their_substance",
    "roles": "link_flows_to_their_substance"
  },
  "cas_match_labels": {
    "1746-01-6": "exactMatch"
  },
  "_transformed": true,
  "_provided": {
    "name": "2,3,7,8-tetrachlorodibenzo-p-dioxin",
    "synonyms": [
      "2,3,7,8-:tetrachlorodibenzo-p-dioxin",
      "2,3,7,8-Czterochlorodwubenzo-p-dwuoksyny",
      "2,3,7,8-T4CDD",
      "2,3,7,8-TCDD",
      "2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN (SEE ALSO TRANSGENIC MODEL EVALUATION (2,3,7,8-TETRACHLORODIBENZODIOXIN))",
      "2,3,7,8-Tetra polychlorinated dibenzo-p-dioxin",
      "2,3,7,8-Tetrachloro(b,e)dibenzodioxin",
      "2,3,7,8-Tetrachloro(b,f)dibenzodioxin",
      "2,3,7,8-Tetrachloro-dibenzo[b,e][1,4]dioxin",
      "2,3,7,8-Tetrachlorodibenzo(b,e)(1,4)dioxin",
      "2,3,7,8-Tetrachlorodibenzo-1,4-dioxin",
      "2,3,7,8-Tetrachlorodibenzo-p-dioxin [Dioxin and dioxin-like compounds]",
      "2,3,7,8-Tetrachlorodibenzo[b,e][1,4]dioxin",
      "2,3,7,8-Tetrachlorodibenzodioxin",
      "2,3,7,8-Tetrachlorooxanthrene",
      "AC1L26AF",
      "Dibenzo(b,e)(1,4)dioxin, 2,3,7,8-tetrachloro-",
      "Dibenzo-p-dioxin, 2,3,7,8-tetrachloro-",
      "Dioksyny",
      "Dioxin",
      "Dioxin (herbicide contaminant)",
      "Dioxin mixture",
      "Dioxine",
      "NCI-C03714",
      "PCDD 48",
      "TCDB D",
      "TCDBD",
      "TCDD",
      "TEF TRANSGENICS (TCDD)",
      "TOXIC EQUIVALENCY FACTOR EVALUATION (TCDD) (SEE ALSO TCDD & TRANSGENIC MODEL EVALUATION)",
      "TRANSGENIC MODEL EVALUATION (2,3,7,8-TETRACHLORODIBENZODIOXIN)",
      "Tetrachlorodibenzo-1,4-dioxin",
      "Tetrachlorodibenzo-p-dioxin",
      "Tetrachlorodibenzodioxin",
      "Tetradioxin",
      "[3H]-TCDD",
      "dibenzo-dioxin, 2,3,7,8-tetrachlorinated"
    ],
    "context": [
      "Emissions",
      "Emissions to air",
      "Emissions to air, unspecified"
    ],
    "cas_numbers": [
      "1746-01-6"
    ],
    "ec_numbers": [
      "217-122-7"
    ],
    "unit": "kg"
  }
}

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

2,3,7,8-tetrachlorodibenzo-p-dioxin

Identity

Context

Alternative labels

Source lists

Concept associations

Characterisation factors

History

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