Patient should fast overnight for 12 hours and should not consume alcohol 24 hours prior to blood draw.
Collect SST/1.0 mL serum, allow to clot for 30 minutes, centrifuge then transfer serum to an amber screw top plastic vial, indicate sample type on tube and send refrigerated.
Protect from light. Send with cold packs or on dry ice.
Room temp: Unacceptable, Refrigerated: 30 days, Frozen: 6 months
3-7 days Performed Sunday-Friday