Blood Urea Nitrogen (BUN)

Name Blood Urea Nitrogen (BUN)
Section Clinical Pathology
Specimen Serum (red top), Heparin plasma (green top)
Special Instructions Separate within 4 hours
Price $15.00/ea.
Laboratory Logan
Test Days
Turnaround Time
Description Test for the level of urea nitrogen in serum/plasma
Sampling Requirements  
Collection Container Red top tube or other tube without additive
Packing Instructions
  • Label all samples with unique identifiers
  • For multiple samples, number tubes consecutively using a permanent marker or adhesive label
  • Place the tubes in consecutive numerical order in cardboard boxes designated for tubes
  • Do not submit loose in bags
  • Include a list of sample names/numbers or the Excel specimen import spreadsheet with submittal form
  •  Use cold packs during hot weather, especially if shipping serum samples on the clot
  • Overnight shipping is recommended
Species All Species