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Test Code K24 Potassium, 24 Hour, Urine

Methodology

Ion-Selective Electrode (ISE)

Performing Laboratory

Munson Healthcare Laboratories

Specimen Requirements

3 mL from a 24-hour urine collection in a plastic urine container. No preservative. Send specimen refrigerated. Forward promptly.

Note: 1. 24-Hour volume is required.

2. Follow instructions in Urine Collection in Special Instructions.

Reference Values

25-125 mmol/24 hours

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84133

Special Instructions