Hazardous concentration

{
  "id": "MLC-T-CHM-005125",
  "term": "Hazardous concentration",
  "field": "Chemistry",
  "definition": "A statistically derived concentration of a substance in an environmental medium that is predicted to cause adverse effects in a certain percentage of species. This value is often used in ecological risk assessment to protect a specified proportion of species from harm. For instance, HC50 represents the concentration hazardous to 50% of the species.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "species sensitivity distribution"
  ],
  "references": [
    "PAC, 2009, 81, 829. 'Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)' on page 895 (https://doi.org/10.1351/PAC-REC-08-07-09)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/hazardous-concentration/"
}