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HelpTest ID NBLD0163 Urea Nitrogen, Urine
Specimen Type/Requirements
Sterile or Non-Sterile Container - Urine, Random
Red top (Serum w/out gel) tube – Urine, Random
Conical Yellow-top tube no preservatives (Lawson #6185749) - Urine, Random
Test may be affected by gross hemolysis, gross icterus and gross lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Stability/Transport
| Room Temperature | 2 days | |
|---|---|---|
| Refrigerated | 7 days | Preferred for transport |
| Frozen | 1 month |
Performed Test Frequency
Monday through Sunday
Report Available
1 - 3 days
Methodology
Enzymatic (Urease)
Performing Lab
Sanford Laboratories Sioux Falls, Fargo, Bismarck
CPT
84540