Specimen Requirements

Specimen Type: Blood  
Container/Tube:
Preferred: Light-green top (lithium heparin gel)

Specimen Fill Volume: Full tube

Collection Instructions:

1. Blood for a peak level should be drawn 30 minutes after completion of intravenous infusion.

2. Send specimen in original tube.

3. If there is a delay in transport of >1 hour, centrifuge tube.