Test directory: Sodium

Ordering Code169
Test NameSodium
AliasNa
Preferred SpecimenSerum
Preferred ContainerSST (Gold)
Other Specimen/ContainerPlasma in Lithium Heparin (Green),
Serum in Plain (Red)
Optimum Volume0.5 mL
Transport RequirementsOahu: Ambient
Airline: Refrigerated
Specimen StabilityAmbient: 2 Weeks
Refrigerated: 2 Weeks
Frozen: 3 Months
Rejection CriteriaInsufficient quantity, Specimen older than stability limits
Avail. StatYES
Analytic Time1 Day
MethodologyIon selective electrode

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
Sodium0-18Y133-145<= 130>= 150133-145>= 150<= 130mEq/L
SodiumADULT133-145<= 120>= 160133-145>= 160<= 120mEq/L