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Lethal concentration

Term · Chemistry · MLC-T-CHM-006523

The concentration of a substance in an environmental medium, such as air or water, that causes death in a specified percentage of a test population. This measure is used in toxicology to assess the acute toxicity of chemicals to organisms. The median lethal concentration (LC50) is the concentration causing death in 50% of the exposed population.

Table 1. Record
IdentifierMLC-T-CHM-006523
FieldChemistry
SubjectChemistry and Human Health
ReferencesPAC, 1993, 65, 2003. 'Glossary for chemists of terms used in toxicology (IUPAC Recommendations 1993)' on page 2063 (https://doi.org/10.1351/pac199365092003)
See alsoLethal dose
Record as JSON
{
  "id": "MLC-T-CHM-006523",
  "term": "Lethal concentration",
  "field": "Chemistry",
  "definition": "The concentration of a substance in an environmental medium, such as air or water, that causes death in a specified percentage of a test population. This measure is used in toxicology to assess the acute toxicity of chemicals to organisms. The median lethal concentration (LC50) is the concentration causing death in 50% of the exposed population.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "lethal dose"
  ],
  "references": [
    "PAC, 1993, 65, 2003. 'Glossary for chemists of terms used in toxicology (IUPAC Recommendations 1993)' on page 2063 (https://doi.org/10.1351/pac199365092003)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/lethal-concentration/"
}

Record 6,915 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.