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Lethal concentration 50

Term · Agriculture and food · MLC-T-AGR-003728

Concentration of a material in the air that kills 50% of the test animals when administered as a single exposure in a specific time period (usually 1 hour); a common measure of acute toxicity of vapors, dusts, mists and gases. Note that lethal concentration values are used when the route of administration is by inhalation. LC values are often expressed as parts of material per million parts of air (ppm). Compare "lethal dose 50".

Table 1. Record
IdentifierMLC-T-AGR-003728
FieldAgriculture and food
SubjectAnimals, Livestock, One Health
AbbreviationLC-50
SynonymsLC 50; LC50; lethal concentration-50; median lethal concentration; population critical concentration 50
ReferencesNAL Agricultural Thesaurus and Glossary (CC BY 4.0)
See alsoToxicity testing; Animal tests; Median effective concentration; Maximum tolerated concentration; Lethal dose 50
TranslationsSpanish: concentración letal 50
Record as JSON
{
  "id": "MLC-T-AGR-003728",
  "term": "Lethal concentration 50",
  "field": "Agriculture and food",
  "definition": "Concentration of a material in the air that kills 50% of the test animals when administered as a single exposure in a specific time period (usually 1 hour); a common measure of acute toxicity of vapors, dusts, mists and gases. Note that lethal concentration values are used when the route of administration is by inhalation. LC values are often expressed as parts of material per million parts of air (ppm). Compare \"lethal dose 50\".",
  "abbreviation": "LC-50",
  "synonyms": [
    "LC 50",
    "LC50",
    "lethal concentration-50",
    "median lethal concentration",
    "population critical concentration 50"
  ],
  "subject": "Animals, Livestock, One Health",
  "see_also": [
    "toxicity testing",
    "animal tests",
    "median effective concentration",
    "maximum tolerated concentration",
    "lethal dose 50"
  ],
  "references": [
    "NAL Agricultural Thesaurus and Glossary"
  ],
  "translations": {
    "es": "concentración letal 50"
  },
  "url": "https://mlchart.com/terminology/agriculture/lethal-concentration-50/"
}

Record 3,681 of 6,798 in Agriculture and food terminology (MLC-0114). Request the full dataset.