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Test Code LAB122 Sodium

Specimen Requirement

0.5 mL Lithium Heparin plasma; only PST acceptable.

Specimen Stability

14 days at 20-25° C

14 days at 2-8° C

Testing Schedule

Daily

Reference Range

136 - 145 mmol/L

Testing Department

Chemistry

Method

Ion selective electrode diluted (Indirect)

CPT Code

84295

Additional Testing Locations

This test is also performed daily at the following Altru Clinics:

  • Crookston
  • Devils Lake

Please contact appropriate lab location for specific test information, as methodology varies by site.