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HelpTest Code FRT3 FREE T3 (Triiodothyronine)
Specimen Type
Mint / Heparin Plasma
Gold / Serum acceptable
Specimen Processing
Spin down mint or gold tube within 2 hours of collection
Specimen Volume
1 mL
Minimum: 0.75 mL
Specimen Stability
Refrigerated - 14 Days
Frozen - 30 Days
Performing Laboratory
Great Plains Health