Sign in →

Test Code 0213371 T4 (Thyroxine), Free, Plasma

Methodology

Chemiluminescent Microparticle Immunoassay

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Specimen Type: Plasma

Container/Tube: Green top (lithium heparin)

Specimen Volume: 1 mL

Specimen Transport Temperature

Refrigerated

Reference Values

0.7-2.0 ng/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84439