Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Plasma: Heparin, sodium and lithium; K2-EDTA
Transport Temperature
Refrigerated
Rejection Criteria
Grossly hemolyzed or lipemic samples; obvious microbial contamination; heat inactivated samples
Stability
Room temperature: 3 days
Refrigerated: 7 days
Frozen: 1 month