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Potassium, Serum
Test Code440
CPT Codes
84132
Preferred Specimen
Preferred: Gold top serum
Acceptable: Red top serum, Plasma (Li Hep)
Specimen Volume: 1 mL
Shipping: Refrigerated
Specimen Stability
Specimen Type | Temperature | Time |
---|---|---|
Serum | Refrigerated (preferred) | 7 days |
Frozen | 30 days |
Reference Range
Critical low: < 2.8 mmol/L
Critical high: > 6.1 mmol/L
Performed By
EmpowerMe Diagnostics