# Observation: certified reference material - HL7 Europe Laboratory Report v2.0.0

* [**Table of Contents**](toc.md)
* [**Artifacts Summary**](artifacts.md)
* **Observation: certified reference material**

## Example Observation: Observation: certified reference material

Profile: [Observation Results: laboratory](StructureDefinition-Observation-resultslab-eu-lab.md)

**Certified Reference Material: CodeableConcept**: Insulin, human, for immunoassay, Lyophilized, 3 IU / ampoule.

**Certified Reference Material: Identifier**: `http://nibsc.org`/66/304

**status**: Final

**category**: Laboratory

**code**: Insulin [Units/volume] in Serum or Plasma

**subject**: [František Očkovaný Male, DoB: 2000-03-21 ( National Insurance Payor Identifier (Payor))](Bundle-SimpleChemistryResultReport.md#urn-uuid-de17bfd2-8d73-45fa-b0bb-8eb0e463ddb8)

**effective**: 2023-03-27 11:24:26+0100

**performer**: Jan Laborant

**value**: 50 mIU/L (Details: UCUM codem[iU]/L = 'm[iU]/L')



## Resource Content

```json
{
  "resourceType" : "Observation",
  "id" : "4335db48-7090-45b3-a2c2-45b45f94a67c",
  "meta" : {
    "profile" : ["http://hl7.eu/fhir/laboratory/StructureDefinition/Observation-resultslab-eu-lab"]
  },
  "extension" : [{
    "url" : "http://hl7.eu/fhir/laboratory/StructureDefinition/observation-certifiedRefMaterialCodeable",
    "valueCodeableConcept" : {
      "coding" : [{
        "system" : "http://nibsc.org",
        "code" : "66/304",
        "display" : "Insulin, human, for immunoassay, Lyophilized, 3 IU / ampoule."
      }]
    }
  },
  {
    "url" : "http://hl7.eu/fhir/laboratory/StructureDefinition/observation-certifiedRefMaterialIdentifer",
    "valueIdentifier" : {
      "system" : "http://nibsc.org",
      "value" : "66/304"
    }
  }],
  "status" : "final",
  "category" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
      "code" : "laboratory"
    }]
  }],
  "code" : {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "20448-7",
      "display" : "Insulin [Units/volume] in Serum or Plasma"
    },
    {
      "system" : "http://npu-terminology.org",
      "code" : "NPU02496",
      "display" : "P—Insulin; arb.subst.c.(IRP 66/304; proc.) = ? × 10-3 IU/L"
    }]
  },
  "subject" : {
    "reference" : "urn:uuid:de17bfd2-8d73-45fa-b0bb-8eb0e463ddb8"
  },
  "effectiveDateTime" : "2023-03-27T11:24:26+01:00",
  "performer" : [{
    "display" : "Jan Laborant"
  }],
  "valueQuantity" : {
    "value" : 50,
    "unit" : "mIU/L",
    "system" : "http://unitsofmeasure.org",
    "code" : "m[iU]/L"
  }
}

```
