POTASSIUM, SERUM

Test Code: 105Specimen Collection: Serum
Component:

Potassium

Method:

ISE

Collection Notes: Avoid hemolyzed specimens. Do not allow serum to remain on the red cells after centrifugation. Grossly lipemic specimens should be cleared by ultracentrifugation.
Clinical Utility: Serum potassium levels are used to measure electrolyte balance.
CPT Code: 84132Testing Location: AML
SPECIMEN/STABILITY TYPE
Temperature:

Serum (1 mL)

Refrigerated
 
7
 
Days
Frozen
 
30
 
Days

Plasma (1 mL) Li Heparin

Refrigerated
 
7
 
Days
Frozen
 
30
 
Days
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