Specimen Requirements

Specimen must arrive in laboratory within 24 hours of draw.

Submit only 1 of the following specimens:

Plasma

Draw blood in a green-top (lithium heparin or sodium heparin) tube. (Hemolyzed specimen is not acceptable.) Spin down and send 2 mL of lithium heparin or sodium heparin plasma.

Note: 1. Indicate plasma.
2. Label specimen appropriately (plasma).

Serum

Draw blood in a gold-top serum gel tube. (Hemolyzed specimen is not acceptable.)  Spin down and send 2 mL of serum.

Note: 1. Indicate serum.
2. Label specimen appropriately (serum).