Red top (no anticoagulant) or Green top (lithium heparin) tube or Gray top (Sodium Fluoride)
0.4 mL (minimum 0.2 mL)
Cause for rejection:
Daily, 24 hours; STAT
Enzymatic method with alcohol dehydrogenase
Do not use alcohol wipes to prepare venipuncture site. Deliver specimen to lab immediately. Levels obtained are for medical use only; not intended for legal use.
Reference range is available on patient report