Non-certified property value

{
  "id": "MLC-T-CHM-008007",
  "term": "Non-certified property value",
  "field": "Chemistry",
  "definition": "A characteristic value of a material that has been determined but is not accompanied by a certificate of analysis from a recognized reference material producer. While the value may be measured, its uncertainty and traceability are not formally established or guaranteed. This contrasts with certified values, which have met stringent metrological requirements.",
  "subject": "Analytical Chemistry",
  "see_also": [
    "reference material certificate",
    "reference material producer"
  ],
  "references": [
    "PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1013 (https://doi.org/10.1515/pac-2019-0819)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/non-certified-property-value/"
}