Calibration gas mixture

{
  "id": "MLC-T-CHM-001578",
  "term": "Calibration gas mixture",
  "field": "Chemistry",
  "definition": "A precisely prepared gaseous mixture containing one or more components at known concentrations, used to calibrate analytical instruments. These mixtures are used to establish a reference point for instrument response and to verify its accuracy. The concentrations are typically certified against national or international standards.",
  "subject": "Chemistry and the Environment",
  "references": [
    "PAC, 1990, 62, 2167. 'Glossary of atmospheric chemistry terms (Recommendations 1990)' on page 2177 (https://doi.org/10.1351/pac199062112167)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/calibration-gas-mixture/"
}