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Neptunium-237

Flow Object IDfo-eafa88c9cafceafe
TypeIsotope
prefLabel
Label Language
Neptunium-237 en
CAS Numbers13994-20-2
Changes Applied12

Properties

No structured shared properties available.

References

Linked Elementary Flows

UUID Source Unit Context LCIA Factors Consensus Changes
cf026b2f… EF 3.1 kBq Environmental → Air → Aircraft cruise height 0 1
cf026b2c… EF 3.1 kBq Environmental → Air → Ground level → Rural (<1000 people/square mile) 0 1
cf026b34… EF 3.1 kBq Environmental → Air → Ground level → Urban (>1000 people/square mile) 0 1
cf026b37… EF 3.1 kBq Environmental → Air → High stack, >150 meters 0 1
cf026b35… EF 3.1 kBq Environmental → Air → Unknown 0 1
cf026b30… EF 3.1 kBq Environmental → Ground → Agricultural 0 1
cf026b2e… EF 3.1 kBq Environmental → Ground → Unknown 0 1
cf026b2d… EF 3.1 kBq Environmental → Water → Ocean 0 1
cf026b33… EF 3.1 kBq Environmental → Water → Surface water 0 1
cf026b31… EF 3.1 kBq Environmental → Water → Unknown 0 1
▶

Changes Applied
Elementary Flow Field Old Value New Value Comment
cf026b2c… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b2d… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b2e… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b2f… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b30… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b31… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b32… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b33… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b34… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b35… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b36… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}
cf026b37… cas_match_labels — {"13994-20-2":"exactMatch"} group_key=neptunium-237||dimension=Environmental > media=Air > strata=Ground level > population_density=Rural (<1000 people/square mile); group_sources=[]; cas_sources={'13994-20-2': []}; assigned CAS labels from group consensus; object_uuid=fo-eafa88c9cafceafe: {'13994-20-2': 'exactMatch'}

Flow Object JSON

{
  "flow_object_id": "fo-eafa88c9cafceafe",
  "prefLabel": [
    {
      "@value": "Neptunium-237",
      "@language": "en",
      "@lang": "en",
      "provenance": {
        "prov:wasGeneratedBy": "hybrid_name_cas_v1",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "EF 3.1"
        ],
        "prov:wasDerivedFrom": "prefLabel"
      }
    }
  ],
  "altLabel": [],
  "properties": {
    "relationships": {},
    "isotope": {
      "nuclide": "237Npm",
      "mass_number": 237,
      "atomic_mass_and_uncertainty_u": "237.048171640 ± 0.000001201",
      "half_life_and_uncertainty": "710 ns ± 40",
      "decay_modes": "β-=100%; α ?",
      "discovery_year": "1953",
      "specific_activity_bq_per_g": "2.480673891959e+27",
      "specific_activity_bq_per_g_value": 2.480673891959e+27,
      "half_life_chemlin": "0.71(4) &mu;s",
      "chemlin_url": "https://www.chemlin.org/isotope/neptunium-237m",
      "metastable_resolution": {
        "strategy": "longest_half_life",
        "selected_slug": "neptunium-237m",
        "selected_half_life": "0.71(4) &mu;s",
        "selected_half_life_days": 8.217592592592593e-12,
        "alternates": [],
        "attempted_urls": [
          "https://www.chemlin.org/isotope/neptunium-237m",
          "https://www.chemlin.org/isotope/neptunium-237m1",
          "https://www.chemlin.org/isotope/neptunium-237m2",
          "https://www.chemlin.org/isotope/neptunium-237m3"
        ]
      },
      "symbol": "Np",
      "metastable": true
    },
    "isotope_lookup": {
      "is_kbq_candidate": true,
      "matched": true,
      "matched_on": "Neptunium-237",
      "source": "pubchem_pug_view_annotation_heading",
      "sources": [
        "pubchem_pug_view_annotation_heading",
        "https://www.chemlin.org"
      ],
      "metastable_resolution": {
        "strategy": "longest_half_life",
        "selected_slug": "neptunium-237m",
        "selected_half_life": "0.71(4) &mu;s",
        "selected_half_life_days": 8.217592592592593e-12,
        "alternates": [],
        "attempted_urls": [
          "https://www.chemlin.org/isotope/neptunium-237m",
          "https://www.chemlin.org/isotope/neptunium-237m1",
          "https://www.chemlin.org/isotope/neptunium-237m2",
          "https://www.chemlin.org/isotope/neptunium-237m3"
        ]
      }
    }
  },
  "references": [
    {
      "@id": "https://commonchemistry.cas.org/detail?cas_rn=13994-20-2",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.consensus_cas_link",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "13994-20-2"
        ],
        "prov:wasDerivedFrom": "cas_numbers"
      }
    },
    "https://pubchem.ncbi.nlm.nih.gov/element/93",
    "https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/element/93/JSON",
    "https://www.chemlin.org",
    "https://www.chemlin.org/isotope/neptunium-237m"
  ],
  "created_from": {
    "resolver": "hybrid_name_cas_v1",
    "seed_uuid": "cf026b2c-cc38-11dd-ad8b-0800200c9a66",
    "seed_source": "EF 3.1"
  },
  "classifications": {
    "http://semanticscience.org/resource/CHEMINF_000446": {
      "@value": [
        "13994-20-2"
      ],
      "rdfs:seeAlso": [
        "https://commonchemistry.cas.org/detail?cas_rn=13994-20-2"
      ],
      "skos:exactMatch": [
        {
          "@id": "https://commonchemistry.cas.org/detail?cas_rn=13994-20-2"
        }
      ],
      "provenance": {
        "prov:wasGeneratedBy": "hybrid_name_cas_v1",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "EF 3.1"
        ],
        "prov:wasDerivedFrom": "cas_numbers"
      },
      "per_value_provenance": {
        "13994-20-2": {
          "prov:wasGeneratedBy": "commonchem_cas_review",
          "prov:wasAttributedTo": "consensus-flow-list",
          "prov:hadPrimarySource": [
            "https://commonchemistry.cas.org/detail?cas_rn=13994-20-2"
          ],
          "prov:wasDerivedFrom": "Common Chemistry exact-name CAS update"
        }
      }
    }
  },
  "origin_qualifier": null,
  "parent_flow_object_id": null
}