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Test Code URNA24 Sodium, 24 Hour, Urine

Methodology

Ion-Selective Electrode (ISE)

Performing Laboratory

Sky Lakes Medical Center-Chemistry

Specimen Requirements

Specimen Type: Urine, 24 hour. Container/Tube: Plastic urine container. Specimen Volume: Entire collection.Collection Instructions: No preservative. Refrigerate specimen during collection. Additional Information: 1. Starting and ending times of collection are required.2. Follow instructions in Urine Collection in Special Instructions.

Specimen Transport Temperature

Refrigerate

Reference Values

40-220 mEq/24 hours

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84300

Test Order Code

LAB446