Double Blind

{
  "id": "MLC-T-ENV-008459",
  "term": "Double Blind",
  "field": "Environment",
  "definition": "1. A sample submitted to evaluate performance with concentration and identity unknown to the analyst and laboratory. {ORD} {OW/EAD} {ORCR}\n\n2. A blind sample in which the concentration is unknown to the analyst and the provider; acceptance limits are generally calculated from results received from double blind samples. {OPP}\n\n3. A sample submitted to evaluate performance with concentration and identity unknown to the analyst and laboratory. (ORD)\n\n4. A blind sample in which the concentration is unknown to the analyst and the provider; acceptance limits are generally calculated from results received from double blind samples.",
  "subject": "Policy and guidance",
  "references": [
    "Forum on Environmental Measurements (FEM) Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/double-blind/"
}