Lavender top tube
2 mL whole blood
1 mL whole blood
Collect specimen in a lavender top tube. Refrigerate and send intact whole blood; do not freeze.
Collect specimen in a lavender top tube.
Daily
1 day
LC/MS/MS
3.0 - 8.0 ng/mL; Critical Value: >or= 30.0 ng/mL.
Therapeutic drug monitoring
50544-6
80169
21620
Green top tube (sodium heparin) acceptable. [3/11]