136

Test CODE NAME

136

Blood Urea Nitrogen (BUN)

Methodology: Quantitative Spectrophotometry
Performed: Sun-Mon
Reported: 1-2 days
Specimen Required: Collect: Serum Separator Tube (SST) - 0.5 ml serum

Specimen preparation: Serum free from hemolysis is the recommended specimens. Allow blood samples to clot (15 mins). Separate the serum from the cells by centrifuging for 10 minutes. Store serum at 2-8°C until analysis. 

Storage/Transport: Refrigerted

Stability: Samples are stable up to 24-hours at room temperature (18 - 25°C), several days when refrigerated (2 - 8°C), and 2 - 3 months when frozen (<-20°C).
At Accu Reference: Refrigerated -7 days: Frozen- 1 month

NOTE: * This test is approved for all states. *
Performing Lab
 Accu Reference Medical Laboratory
CPT Code(s): 84520