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Laboratory Medicine

Test catalogue

Sodium, Fluid

Test Name

Sodium, Fluid

Urine sample Specimen Type / Requirements

Container Type = Small orange cap container

Minimum Volume = 1 mL body fluid

Specimen Handling

Collection Instructions: Collect Random Urine in a small orange cap container. Indicate date and time of Collection

Laboratory Staff Instructions: Create an aliquot from the sample and Centrifuge before placing on automation line using the bypass rack.

Sample Rejection Criteria: Urine collected with acid / alkaline or leaking specimen will be rejected

Stability: Urine samples stable for 48 h at room temperature, refrigerated 4 days and for 3 weeks at -15 to -20°C.

Transportation: Send sample to core lab ASAP

Required Documentation

Turnaround Time (TAT)

3 Hours

Test Utilization

Reference Value

N/A

Test Code

FNA

Methodology

Potentiometry (Ion Selective Electrode)

Testing Location

SMH-Biochemistry

Other Information

Last Updated: September 26, 2019