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Hemoglobin, Free, Serum
Test Code91703
CPT Codes
84311
Preferred Specimen
1 mL serum collected in a serum separator tube (SST)
Minimum Volume
0.2 mL
Instructions
Centrifuge serum specimens within 1 hour of collection, transfer the serum to a sterile, plastic, screw-capped vial.
Transport Container
Plastic screw-cap vial
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Colorimetric (C)
Setup Schedule
Set up: Sun-Fri; Report available: 1-4 days
Reference Range
0.0-10.0 mg/dL
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153