Maximum allowable concentration

{
  "id": "MLC-T-CHM-007044",
  "term": "Maximum allowable concentration",
  "field": "Chemistry",
  "definition": "The highest concentration of a chemical substance in a specific medium, such as air or water, that is considered safe for human exposure over a defined period without adverse health effects. This limit is established by regulatory bodies to protect workers or the general public from hazardous substances. It is typically expressed in units like parts per million (ppm) or milligrams per cubic meter (mg/m³).",
  "subject": "Chemistry and the Environment",
  "references": [
    "PAC, 1990, 62, 2167. 'Glossary of atmospheric chemistry terms (Recommendations 1990)' on page 2200 (https://doi.org/10.1351/pac199062112167)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/maximum-allowable-concentration/"
}