AOE

Refrigerate or freeze. SPECIMEN PREPARATION: Remove plasma from cells ASAP or within 2 hours of collection. Specimen must be free of particulate matter including fibrin which can interfere with the assay. Avoid transferring material from the white blood cell/platelet layer located just above the red blood cells. Transport 1 mL plasma. (Min: 0.5 mL). Plasma and serum specimens should not be submitted interchangeably on the same patient with multiple draws.