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Unit Code 9404:
T3 (Triiodothyronine), Free, Serum

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Specimen Required

Draw blood in a plain, red-top tube(s) or a serum gel tube(s).

Spin down and send 0.6 mL of serum refrigerated.

Transport Temperature

Refrig\Frozen OK\Ambient NO

Reject Due To

Specimens Other Than:                 Serum

Anticoagulants Other Than:           NA

Hemolysis:                                          Yes (Reject if moderately hemolyzed)

Thawing:                                              Warm Reject; Cold Ok

Lipemia:                                               No

Day(s) and Time(s) Test Performed

Monday through Friday; 5 a.m.-12 a.m.

Saturday; 6 a.m.-6 p.m.

Key