Specimen Requirements

Submit only 1 of the following specimens:

Plasma

Draw blood in a green-top (lithium heparin) tube(s), a grey-top (potassium oxalate/sodium fluoride) tube(s), a lavender-top (EDTA) tube(s), or a light blue-top (sodium citrate) tube(s). Spin down, separate from clot immediately, and send 0.5 mL of lithium heparin, potassium oxalate/sodium fluoride, EDTA, or citrate platelet-poor plasma.

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

Serum

Draw blood in a plain, red-top tube(s), or a serum gel tube(s). Spin down, separate serum from clot immediately, and send 0.5 mL of serum.
Note:  1. Indicate serum on request form.
2. Label specimen appropriately (serum).