Specimen Requirements

Separated specimens may be stored for up to 24 hours at room temperature or for up to 7 days at 2 - 8°C.

Submit only 1 of the following specimens:
 
Plasma Draw blood in a green-top (lithium heparin) plasma gel tube(s). Spin down and send 1 mL of lithium heparin plasma refrigerated.
Note:  1. Indicate plasma on request form.
2. Label specimen appropriately (plasma).
 
Serum
Draw blood in a serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Note:  1. Indicate serum on request form.
2. Label specimen appropriately (serum).

Unspun specimens must be transported at ambient temperature and arrive to the laboratory within one hour of draw.