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Performing Laboratory
NRLS-Core Chemistry
Specimen Type
Plasma/Serum
Specimen Required
Container/Tube:
Preferred: Lithium Heparin (Mint)
Acceptable: Serum gel, Tiger top, Red top
Specimen Volume: 3.0 mL
Collection Instructions:
Plasma gel tubes should be centrifuged within 2 hours of collection. 4 hours is acceptable.
Serum gel tubes should be fully clotted and centrifuged within 2 hours of collection. 4 hours is acceptable.
Red-top tubes should be fully clotted, centrifuged and aliquoted within 2 hours of collection.4 hours is acceptable.
Specimen Minimum Volume
1.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma/Serum | Refrigerated(preferred) | 48 hours |
| Ambient | 8 hours | |
| Frozen | Indefinite |
Profile Information
| Reporting Name | Always Performed |
|---|---|
| SODIUM | Yes |
| POTASSIUM | Yes |
| CHLORIDE | Yes |
| CARBON DIOXIDE | Yes |
| ANION GAP | Yes |
Reference Values
An interpretive report will be provided
Day(s) Performed
Monday - Sunday
Report Available
same day/1 day