In-house reference material

{
  "id": "MLC-T-CHM-005855",
  "term": "In-house reference material",
  "field": "Chemistry",
  "definition": "A material produced and characterized by a laboratory for its own internal use in quality control and method validation. It serves as a benchmark for assessing the performance of analytical procedures and instruments. Unlike certified reference materials, its property values are not established by an external accredited body.",
  "synonyms": [
    "laboratory reference material"
  ],
  "subject": "Analytical Chemistry",
  "see_also": [
    "assigned value",
    "conventional quantity value",
    "property value assignment"
  ],
  "references": [
    "PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1027 (https://doi.org/10.1515/pac-2019-0819)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/in-house-reference-material/"
}