Specimen Requirements

Serum from gel tube is preferred, plasma from lithium heparin tube is acceptable.

Spin down within 2 hours of draw, and send 2 mL of serum (or plasma). Avoid hemolysis. If there is a delay in transport of >2 days, freeze specimen in plastic vial.

Unspun specimens must be transported at ambient temperature and arrive to the laboratory within one hour of draw.