Sodium, Plasma
Tests:Sodium, Plasma
Overview | |
|---|---|
| Department | Biochemistry |
| Test Code | PNA |
| Synonyms | Electrolytes (includes K)
Na & K Na |
| Base Lab Availability | Monday - Sunday, testing routinely available out of hours |
| Hawera Lab Availability | Monday - Friday, 8am to 4 30pm |
| Turnaround Time | 1 – 4 hours |
| Stability – Add test | 24 hours |
Specimen Requirements | |
| Specimen | Plasma
Serum |
| Preferred | 6 mL Plain Red-Top |
| Acceptable | 4 mL Li-Heparin Green-Top |
| Unacceptable | Moderately and grossly haemolysed samples |
| Specimen Transportation | |
| Paediatric Requirements | 600 µL Li-Hep Microtainer |
| == Aliquot Requirements == | |
| Sample | |
| Preferred Volume | |
| Minimum Volume | |
| Aliquot Transportation | |
Clinical Information | |
| Reference Intervals | Reference Range: 135 - 145 mmol/L |
| Test Method | Abbott Alinity c series analyser using Abbott reagents. Indirect by Ion Selective Electrode. |
| Advanced Notice | Not required |
| Patient Preparation | Not required |
Comments | |
| Owner | Clair Crossley (Crossley1) |
|---|---|
| Last reviewed | 23.09.2026 |
| Next review | 23.09.2027 (OK) |