Potassium, Serum

Methodology: Ion-Specific Electrode (ISE)

Specimen Requirements: 1 yellow-top SST tube (minimum: 1.0 mL of serum). Centrifuge SST 30 minutes after draw. Avoid hemolysis. Refrigerate specimen after collection.

Analytical Time: 1 day

Days Set Up: Monday through Sunday

CPT Information:
84132 –