Reference concentration

{
  "id": "MLC-T-CHM-010059",
  "term": "Reference concentration",
  "field": "Chemistry",
  "definition": "An estimate of an airborne concentration that a human population, sensitive groups included, could breathe continuously for a lifetime with no appreciable risk of harmful effects. It is calculated by taking a NOAEL or LOAEL from a study and dividing by uncertainty factors, and it is stated as mass per volume of air, for example milligrams per cubic meter. Its oral counterpart is the reference dose.",
  "subject": "Chemistry and Human Health",
  "references": [
    "PAC, 2007, 79, 1153. 'Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)' on page 1296 (https://doi.org/10.1351/pac200779071153)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/reference-concentration/"
}