Iron, Total (Fe)

Tube Type = Mint Green Top

Tube Type

Test ID LAB94
EPIC Order IRON LEVEL
CPT Code(s) 83540
Group/Individual Test Individual
Laboratory Core Laboratory
Tube Station Routine: 30; STAT: 888
Specimen Routine: 2 mL blood/green lithium heparin gel tube. Gold SST or red plain tube also acceptable
Micro: 300 µL blood/mint green top bullet/gold top/red top
Stability Unspun:
Unspun - 6 hrs
  Spun/Separated
Room Temp:
7 days
  Spun/Separated
Refrigerated:
8 days
  Spun/Separated
Frozen:
37 days
Availability 24 hrs/day
Turnaround Time Routine: 2 hours; STAT: 1 hour
Reference Range

 Normal:

Female: 50-170 μg/dL

Male: 65-175 μg/dL
Critical:

>500 μg/dL

Reviewed by J. Carr on January 02, 2026

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514