Physician Office Specimen Requirements

Submit only 1 of the following specimens:

Plasma

Container/Tube:  Mint green-top (lithium heparin gel) tube(s)

Specimen:  1 mL of lithium heparin plasma

Transport Temperature:  Refrigerate

Collection Instructions:  Spin down immediately after draw.

Note:  1. Indicate plasma on request form.

2. Label specimens appropriately (plasma).

Serum

Container/Tube: Gold-top tube(s)

Specimen: 1 mL of serum

Transport Temperature:  Refrigerate

Collection Instructions:  Spin down immediately after draw. If red blood cells remain above the gel layer, transfer to a plastic vial.

Note:  1. Indicate serum on request form.

2. Label specimens appropriately (serum).