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HelpTest Code LAB114 Potassium
Specimen Requirements
Container/Tube:
Preferred: Lithium Heparin (Green Top)
Acceptable: Serum (Red Top)
Specimen Volume: 1mL
Stability:
| Temperature | Time |
| Room Temp 18-28°C | 6 weeks |
| Refrigerated 2–8°C | 6 weeks |
| Frozen <-18°C | 12 months |
Additional Instructions
No hemolysis.
Synonyms
K, Chemistry
Department
Chemistry