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Iron
Test CodeLAB94
Alias/See Also
1231100134
CPT Codes
83540
Includes
IRON
Preferred Specimen
CLINIC COLLECTIONS: Green Lithium Heparin tube (Gel separator preferred)
Minimum Volume
CLINIC COLLECTIONS: 0.5 mL plasma
Instructions
CLINIC COLLECTIONS: Collect 0.5 ml plasma in Green Lithium Heparin tube (Gel separator preferred). Must be spun within 2 hours after collection. If no gel separator, plasma must be pulled off cells within 2 hours.
If collecting with AST, ALT, VD25, K+, or LDH, label routes to Gold/SST. Collect 1.0 mL of serum in Gold/SST. Must be spun within 2 hours after collection.
If collecting with AST, ALT, VD25, K+, or LDH, label routes to Gold/SST. Collect 1.0 mL of serum in Gold/SST. Must be spun within 2 hours after collection.
Transport Temperature
Refrigerated
Specimen Stability
Room temperature (20 to 25°C): 10 hours
Refrigerated (2 to 8°C): 7 days
Freezer (-20°C): 12 months
Refrigerated (2 to 8°C): 7 days
Freezer (-20°C): 12 months
Methodology
Abbott Alinity
Reference Range
Males:
31-144 ug/dL
Females:
25-156 ug/dL
31-144 ug/dL
Females:
25-156 ug/dL
Performing Laboratory
LITTLE ROCK LABORATORY HEBER SPRINGS LABORATORY FORT SMITH LABORATORY NORTH LITTLE ROCK LABORATORY
Last Updated: August 26, 2026
