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Chromium-51

Flow Object IDfo-a4ac3a1c07bc5660
TypeIsotope
prefLabel
Label Language
Chromium-51 en
Alt Labels
Label Language Provenance
(51)24Cr en —
(51)Cr en —
51Cr en —
Chromium, isotope of mass 51 en —
Definitions
Language Value Provenance
en A synthetic radioactive isotope of chromium having a half-life of 27.7 days and decaying by electron capture with emission of γ rays (0.32 MeV); it is used to label red blood cells for measurement of mass or volume, survival time, and sequestration studies, for the diagnosis of gastrointestinal bleeding, and to label platelets to study their survival.
CAS Numbers14392-02-0
Parent Elementfo-2ad8a1fd07793e4f
Changes Applied12

Properties

Predicate Value
Formal charge 0
InChIKey VYZAMTAEIAYCRO-BJUDXGSMSA-N
InChI InChI=1S/Cr/i1-1
IUPAC name chromium-51
Molecular formula Cr, [51Cr]
Molecular mass 50.945
Monoisotopic mass 50.94477
SMILES [51Cr], [Cr]

References

Linked Elementary Flows

UUID Source Unit Context LCIA Factors Consensus Changes
32ccfa7c… EF 3.1 kBq Environmental → Air → Aircraft cruise height 0 1
4d9a8790… EF 3.1 kBq Environmental → Air → Ground level → Rural (<1000 people/square mile) 0 1
4d9a8790… EF 3.1 kBq Environmental → Air → Ground level → Urban (>1000 people/square mile) 0 1
4d9a8790… EF 3.1 kBq Environmental → Air → High stack, >150 meters 0 1
4d9a8790… EF 3.1 kBq Environmental → Air → Unknown 0 1
32ccfa7b… EF 3.1 kBq Environmental → Ground → Agricultural 0 1
32ccfa7d… EF 3.1 kBq Environmental → Ground → Unknown 0 1
32ccfa7e… EF 3.1 kBq Environmental → Water → Ocean 0 1
4d9a8790… EF 3.1 kBq Environmental → Water → Surface water 0 1
4d9a8790… EF 3.1 kBq Environmental → Water → Unknown 0 1
▶

Changes Applied
Elementary Flow Field Old Value New Value Comment
32ccfa7b… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
32ccfa7c… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
32ccfa7d… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
32ccfa7e… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
32ccfa7f… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}
4d9a8790… cas_match_labels — {"14392-02-0":"exactMatch"} group_key=chromium-51||dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['chebi', 'pubchem']; cas_sources={'14392-02-0': ['chebi', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a4ac3a1c07bc5660: {'14392-02-0': 'exactMatch'}

Flow Object JSON

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    "isotope": {
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      "atomic_mass_and_uncertainty_u": "50.944765388 ± 0.000000178",
      "half_life_and_uncertainty": "27.7015 d ± 0.0011",
      "decay_modes": "ε=100%",
      "discovery_year": "1923",
      "specific_activity_bq_per_g": "3.487788531339e+15",
      "specific_activity_bq_per_g_value": 3487788531339000.0,
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