Test Code UMG24 MAGNESIUM, URINE, 24 HOUR [LAB406]
Performance
Monday - Friday; day shift
Analytical Time:
8 hours
Specimen Requirement
Container/Tube Type:
24 hour urine collection jug
Collection Information:
Urine should be refrigerated during collection.
Transport Information:
10.0 ml aliquot from a well mixed 24 hour collection
Remarks:
Specimens collected between 22-26 hours will be accepted as 24 hour specimens. Anything less than 22 hours or greater than 26 hours will be ordered as a "Random" specimen and should include a Period and Volume measurement.
Specimen Stability
Refrigerated Stability:
4 days
Frozen Stability:
3 weeks
Ambient Stability:
2 days
CPT Code Information
83735