1 mL EDTA plasma.
Ship in insulated container with freezer packs.
Collect blood into a plastic EDTA blood collection tube. Centrifuge and immediately transfer the plasma into a plastic shipping vial. Label sample as plasma. Freeze immediately and ship with freezer packs. Use of glass collection tubes may falsely decrease results.
In the User's Guide - See Clinical Pathology section - Hyperadrenocorticism* E and Equine Endocrine Testing*.