Median lethal concentration

{
  "id": "MLC-T-CHM-007125",
  "term": "Median lethal concentration",
  "field": "Chemistry",
  "definition": "The concentration of a chemical in the air or water surrounding test animals that is expected to kill half of them during a stated exposure time, found by statistical analysis of a series of exposure levels. Written LC50, it is a standard index of acute toxicity and is reported in units such as mg/L or ppm. A lower LC50 means a more toxic substance.",
  "subject": "Chemistry and Human Health",
  "references": [
    "PAC, 1993, 65, 2003. 'Glossary for chemists of terms used in toxicology (IUPAC Recommendations 1993)' on page 2068 (https://doi.org/10.1351/pac199365092003)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/median-lethal-concentration/"
}