Thorium-228

Substance: fo-b47b39d0905a308b Isotope
Source: EF 3.1
Unit: kBq
Context: Environmental → Water → Unknown
CAS: 14274-82-9
EC: —
Dimension: Environmental
Media: Water
Water body: Unknown
List	Version	Source flow	Name there	Why this flow
EF	3.1	08a91e70-3ddc-11dd-9974-0050c2490048	thorium-228	The consensus list is built from this one, so this row is the flow itself rather than something matched to it.
ecoinvent	3.12	4ed0d428-ca56-4356-accf-4e18d4ea1d77	Thorium-228	A curator's mapping table (ecoinvent-3.11-biosphere-EF-3.1-biosphere) names this flow.
ecoinvent	3.8	4ed0d428-ca56-4356-accf-4e18d4ea1d77	Thorium-228	A curator's mapping table (ecoinvent-3.8-biosphere-EF-3.1-biosphere.json) names this flow.
Source list	Source flow	Name there	Compartment there	Match	Conversion
EF 3.1	08a91e70-3ddc-11dd-9974-0050c2490048	thorium-228	Emissions/Emissions to water/Emissions to water, unspecified	exactMatch	—
ecoinvent 3.12	4ed0d428-ca56-4356-accf-4e18d4ea1d77	Thorium-228	water / unspecified	exactMatch	—
ecoinvent 3.8	4ed0d428-ca56-4356-accf-4e18d4ea1d77	Thorium-228	water / unspecified	exactMatch	—
The change log and the PROV-O trail (1 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
{
  "altLabel": [],
  "properties": {
    "https://w3id.org/chemrof/molecular_formula": {
      "@id": "https://w3id.org/chemrof/molecular_formula",
      "@value": [
        "Th"
      ],
      "attested_by": {
        "Th": [
          "enrich_references.pubchem_semantic",
          "rdkit_post_consensus"
        ]
      },
      "rdfs:label": "Molecular formula",
      "provenance": [
        {
          "prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "CID:61724"
          ],
          "prov:wasDerivedFrom": "pubchem.props.Molecular Formula"
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        }
      ]
    },
    "https://w3id.org/chemrof/inchi2d_key_string": {
      "@id": "https://w3id.org/chemrof/inchi2d_key_string",
      "@value": [
        "ZSLUVFAKFWKJRC-AHCXROLUSA-N"
      ],
      "attested_by": {
        "ZSLUVFAKFWKJRC-AHCXROLUSA-N": [
          "enrich_references.pubchem_semantic",
          "rdkit_post_consensus"
        ]
      },
      "rdfs:label": "InChIKey",
      "provenance": [
        {
          "prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "CID:61724"
          ],
          "prov:wasDerivedFrom": "pubchem.props.InChIKey"
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        }
      ]
    },
    "https://w3id.org/chemrof/smiles_string": {
      "@id": "https://w3id.org/chemrof/smiles_string",
      "@value": [
        "[Th]"
      ],
      "attested_by": {
        "[228Th]": [
          "enrich_references.pubchem_semantic",
          "rdkit_post_consensus"
        ],
        "[Th]": [
          "enrich_references.pubchem_semantic"
        ]
      },
      "rdfs:label": "SMILES",
      "provenance": [
        {
          "prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "CID:61724"
          ],
          "prov:wasDerivedFrom": "pubchem.props.SMILES"
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        },
        {
          "prov:wasGeneratedBy": "semantic_typing.classify",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ],
          "prov:wasDerivedFrom": "smiles_string.stereochemistry_removed"
        }
      ]
    },
    "https://w3id.org/chemrof/inchi2d_string": {
      "@id": "https://w3id.org/chemrof/inchi2d_string",
      "@value": [
        "InChI=1S/Th/i1-4"
      ],
      "attested_by": {
        "InChI=1S/Th/i1-4": [
          "enrich_references.pubchem_semantic",
          "rdkit_post_consensus"
        ]
      },
      "rdfs:label": "InChI",
      "provenance": [
        {
          "prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "CID:61724"
          ],
          "prov:wasDerivedFrom": "pubchem.props.InChI"
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        }
      ]
    },
    "https://w3id.org/chemrof/IUPAC_name": {
      "@id": "https://w3id.org/chemrof/IUPAC_name",
      "@value": [
        "thorium-228"
      ],
      "attested_by": {
        "thorium-228": [
          "enrich_references.pubchem_semantic"
        ]
      },
      "rdfs:label": "IUPAC name",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CID:61724"
        ],
        "prov:wasDerivedFrom": "pubchem.identifiers.IUPAC Name"
      }
    },
    "https://w3id.org/chemrof/molecular_mass": {
      "@id": "https://w3id.org/chemrof/molecular_mass",
      "rdfs:label": "Molecular mass",
      "@value": [
        228.029
      ],
      "provenance": [
        {
          "prov:wasGeneratedBy": "rdkit_pre_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        }
      ],
      "attested_by": {
        "228.029": [
          "rdkit_post_consensus",
          "rdkit_pre_consensus"
        ]
      },
      "http://qudt.org/schema/qudt/hasUnit": "https://vocab.brightway.one/units/unit/GM-PER-MOL"
    },
    "https://w3id.org/chemrof/monoisotopic_mass": {
      "@id": "https://w3id.org/chemrof/monoisotopic_mass",
      "rdfs:label": "Monoisotopic mass",
      "@value": [
        228.028741
      ],
      "provenance": [
        {
          "prov:wasGeneratedBy": "rdkit_pre_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        }
      ],
      "attested_by": {
        "228.028741": [
          "rdkit_post_consensus",
          "rdkit_pre_consensus"
        ]
      },
      "http://qudt.org/schema/qudt/hasUnit": "https://vocab.brightway.one/units/unit/GM-PER-MOL"
    },
    "isotope_lookup": {
      "is_kbq_candidate": true,
      "matched": true,
      "matched_on": "Thorium-228",
      "claimed_nuclide": "Th-228",
      "resolved_nuclide": "Th-228",
      "state_resolution": {
        "claimed_state": "",
        "selected_state": "",
        "strategy": "state_taken_as_written",
        "candidates": []
      },
      "checks": [
        {
          "check": "ground_state_does_not_decay_by_isomeric_transition",
          "passed": true,
          "detail": "α=100%; 20O=1.13e-11±2.2%"
        },
        {
          "check": "half_life_sources_agree",
          "passed": true,
          "detail": {
            "pubchem_days": 698.540625,
            "chemlin_days": 698.2119,
            "ratio": 1.0004708097928436
          }
        }
      ],
      "reason": "",
      "source": "pubchem_pug_view_annotation_heading",
      "sources": [
        "pubchem_pug_view_annotation_heading",
        "https://www.chemlin.org"
      ],
      "isomer_resolution": {
        "wanted_nuclide": "Th-228",
        "expected_half_life_days": 698.540625,
        "attempted_slugs": [
          "228"
        ],
        "attempted_urls": [
          "https://www.chemlin.org/isotope/thorium-228"
        ],
        "strategy": "half_life_agrees_with_pubchem",
        "selected_slug": "thorium-228",
        "selected_half_life": "1.9116(16) years",
        "selected_half_life_days": 698.2119,
        "half_life_ratio_to_pubchem": 0.9995294117647059,
        "alternates": []
      }
    },
    "relationships": {
      "parent_element_flow_object_id": "fo-1fe0b0d0552af544",
      "relationship_type": "isotope_of"
    },
    "isotope": {
      "nuclide": "228Th",
      "mass_number": 228,
      "atomic_mass_and_uncertainty_u": "228.028739741 ± 0.000001938",
      "half_life_and_uncertainty": "1.9125 y ± 0.0007",
      "decay_modes": "α=100%; 20O=1.13e-11±2.2%",
      "discovery_year": "1905",
      "specific_activity_bq_per_g": "30344905354436",
      "specific_activity_bq_per_g_value": 30344905354436.0,
      "half_life_chemlin": "1.9116(16) years",
      "chemlin_url": "https://www.chemlin.org/isotope/thorium-228",
      "isomer_resolution": {
        "wanted_nuclide": "Th-228",
        "expected_half_life_days": 698.540625,
        "attempted_slugs": [
          "228"
        ],
        "attempted_urls": [
          "https://www.chemlin.org/isotope/thorium-228"
        ],
        "strategy": "half_life_agrees_with_pubchem",
        "selected_slug": "thorium-228",
        "selected_half_life": "1.9116(16) years",
        "selected_half_life_days": 698.2119,
        "half_life_ratio_to_pubchem": 0.9995294117647059,
        "alternates": []
      },
      "symbol": "Th",
      "isomeric_state": "",
      "metastable": false
    },
    "https://w3id.org/chemrof/nucleon_number": {
      "rdfs:label": "nucleon number",
      "@value": [
        228
      ],
      "http://qudt.org/schema/qudt/hasUnit": "https://vocab.brightway.one/units/unit/NUM",
      "provenance": {
        "prov:wasGeneratedBy": "semantic_typing.classify",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:wasDerivedFrom": "isotope.mass_number"
      }
    },
    "https://w3id.org/chemrof/symbol": {
      "rdfs:label": "symbol",
      "@value": [
        "Th"
      ],
      "provenance": {
        "prov:wasGeneratedBy": "semantic_typing.classify",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:wasDerivedFrom": "isotope.symbol"
      }
    },
    "https://w3id.org/chemrof/half_life": {
      "rdfs:label": "half life",
      "@value": [
        1.9125
      ],
      "http://qudt.org/schema/qudt/hasUnit": "https://vocab.brightway.one/units/unit/YR",
      "provenance": {
        "prov:wasGeneratedBy": "semantic_typing.classify",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:wasDerivedFrom": "isotope.half_life_and_uncertainty"
      }
    },
    "https://w3id.org/chemrof/decay_mode": {
      "rdfs:label": "decay mode",
      "@value": [
        "α=100%; 20O=1.13e-11±2.2%"
      ],
      "provenance": {
        "prov:wasGeneratedBy": "semantic_typing.classify",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:wasDerivedFrom": "isotope.decay_modes"
      }
    },
    "https://w3id.org/chemrof/isomeric_smiles_string": {
      "rdfs:label": "isomeric smiles string",
      "@value": [
        "[228Th]"
      ],
      "provenance": [
        {
          "prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "CID:61724"
          ],
          "prov:wasDerivedFrom": "pubchem.props.SMILES"
        },
        {
          "prov:wasGeneratedBy": "rdkit_post_consensus",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "[228Th]"
          ]
        },
        {
          "prov:wasGeneratedBy": "semantic_typing.classify",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:wasDerivedFrom": "smiles_string"
        }
      ]
    },
    "https://w3id.org/chemrof/has_element": {
      "rdfs:label": "has element",
      "@value": [
        {
          "@id": "https://vocab.brightway.dev/flow-objects/fo-1fe0b0d0552af544"
        }
      ],
      "provenance": {
        "prov:wasGeneratedBy": "semantic_typing.classify",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:wasDerivedFrom": "relationships.parent_element_flow_object_id"
      }
    }
  },
  "references": [
    {
      "@id": "https://commonchemistry.cas.org/detail?cas_rn=14274-82-9",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CID:61724;CAS:14274-82-9"
        ],
        "prov:wasDerivedFrom": "pubchem.identifiers[14274-82-9]"
      }
    },
    {
      "@id": "https://comptox.epa.gov/dashboard/DTXSID00891778",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CID:61724;CAS:14274-82-9"
        ],
        "prov:wasDerivedFrom": "pubchem.identifiers[14274-82-9]"
      }
    },
    {
      "@id": "https://pubchem.ncbi.nlm.nih.gov/compound/61724",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.pubchem_compound",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CID:61724;CAS:14274-82-9"
        ],
        "prov:wasDerivedFrom": "pubchem.by_cas[14274-82-9]"
      }
    },
    {
      "@id": "https://www.wikidata.org/wiki/Q81987540",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CID:61724;CAS:14274-82-9"
        ],
        "prov:wasDerivedFrom": "pubchem.identifiers[14274-82-9]"
      }
    }
  ],
  "prefLabel": [
    {
      "@value": "Thorium-228",
      "@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/Isotope",
    "https://w3id.org/chemrof/Radionuclide"
  ],
  "http://www.w3.org/2004/02/skos/core#definition": [],
  "uuid": "08a91e70-3ddc-11dd-9974-0050c2490048",
  "identifier": "08a91e70-3ddc-11dd-9974-0050c2490048",
  "source": "EF 3.1",
  "cas_numbers": [
    "14274-82-9"
  ],
  "ec_numbers": [],
  "context": {
    "dimension": "Environmental",
    "media": "Water",
    "water_body": "Unknown"
  },
  "synonyms": [],
  "lcia_methods": [],
  "unit": "kBq",
  "input_datasets": [
    "EF 3.1"
  ],
  "context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-unkn",
  "unit_iri": "https://vocab.brightway.one/units/unit/KiloBQ",
  "flow_object_id": "fo-b47b39d0905a308b",
  "concept_associations": [
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-11dd-9974-0050c2490048",
        "skos:prefLabel": "thorium-228",
        "context": "Emissions/Emissions to water/Emissions to water, unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloBQ"
        },
        "skos:exactMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/08a91e70-3ddc-11dd-9974-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/08a91e70-3ddc-11dd-9974-0050c2490048"
      },
      "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/4ed0d428-ca56-4356-accf-4e18d4ea1d77",
        "skos:prefLabel": "Thorium-228",
        "context": "water / unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloBQ"
        },
        "skos:exactMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/08a91e70-3ddc-11dd-9974-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/08a91e70-3ddc-11dd-9974-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_ecoinvent",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "ecoinvent:3.12:4ed0d428-ca56-4356-accf-4e18d4ea1d77",
          "Thorium-228",
          "ecoinvent-3.11-biosphere-EF-3.1-biosphere"
        ],
        "prov:wasDerivedFrom": "randonneur_replace_table:prepared_mapping"
      }
    },
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/ecoinvent/3.8/flow/4ed0d428-ca56-4356-accf-4e18d4ea1d77",
        "skos:prefLabel": "Thorium-228",
        "context": "water / unspecified",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloBQ"
        },
        "skos:exactMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/08a91e70-3ddc-11dd-9974-0050c2490048"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/08a91e70-3ddc-11dd-9974-0050c2490048"
      },
      "provenance": {
        "prov:wasGeneratedBy": "merge_ecoinvent",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "ecoinvent:3.8:4ed0d428-ca56-4356-accf-4e18d4ea1d77",
          "Thorium-228",
          "ecoinvent-3.8-biosphere-EF-3.1-biosphere.json"
        ],
        "prov:wasDerivedFrom": "randonneur_replace_table:prepared_mapping"
      }
    }
  ],
  "_sources": {
    "prefLabel": "normalize_name_case",
    "name": "bootstrap_labels",
    "synonyms": "bootstrap_labels",
    "context": "default_context_mapping",
    "context_iri": "default_context_mapping",
    "unit_iri": "unit_normalization",
    "properties": "link_flows_to_their_substance",
    "skos_definition": "enrich_references",
    "references": "enrich_references",
    "cas_match_labels": "consensus_match",
    "concept_associations": "carry_associations_onto_flows",
    "types": "link_flows_to_their_substance"
  },
  "cas_match_labels": {
    "14274-82-9": "exactMatch"
  },
  "_transformed": true,
  "_provided": {
    "name": "thorium-228",
    "synonyms": [
      "228Th",
      "AC1L1VT4",
      "Thorium, isotope of mass 228"
    ],
    "context": [
      "Emissions",
      "Emissions to water",
      "Emissions to water, unspecified"
    ],
    "cas_numbers": [
      "14274-82-9"
    ],
    "ec_numbers": [],
    "unit": "kBq"
  }
}
Thorium-228

Identity

Context

Source lists

Concept associations

History

Full record

Keyboard
