Collect
Draw one green top tube (Sodium or Lithium Heparin) top tube.
Specimen Preparation
Do NOT centrifuge! Keep at room temperature (18-22°C).
Preferred volume: 4 mL
Pediatric Collection
Minimum volume: 1 mL blood
Unacceptable Conditions
Frozen, clotted, hemolyzed or centrifuged specimens. Anticoagulants other than heparin. Specimens >24 hrs old.
Storage Transport Temp
Maintain and transport specimens at room temperature (18-22°C).
Ship specimens Priority Overnight via Fed Ex in container sufficiently insulated to avoid temperature extremes (<10°C and >37°C).
Stability
24 hours at room temperature (18-22°C)
Notes
Samples must arrive within 24 hours of draw and are accepted Monday through noon on Friday.