Test ID NBLD0184 Urea Nitrogen, Quantitative, 24 HR Urine
AKA
BUN, Urine
Specimen Type/Requirements
Plain container, no preservative
24hr collection: Refrigerate during collection, no preservative,
record total volume, mix well before aliquoting. If more than on
urine container is collected, use proportional quantities from each
well mixed container for the aliquot.
Specimen Volume
Preferred Volume | 5.0 mL urine |
Minimum Volume | 1.0 mL urine |
Stability/Transport
Room Temperature | 2 days | |
Refrigerated | 7 days | Preferred for Transport |
Frozen | 1 month |
Performed Test Frequency
Monday-Sunday
Methodology
Enzymatic
Performing Lab
Sanford Laboratories Fargo-Core Lab
CPT
84540