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