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HelpTest ID BLOD0596 Free T4
AKA
T4 (Thyroxine), Free, T4, Free
Specimen Type/Requirements
Gold (SST Serum) Tube or Green (Lithium Heparin) Tube
Specimen Volume
| Preferred Volume |
500 µL serum/plasma |
| Minimum Volume |
150 µL serum/plasma |
Stability/Transport
| Room Temperature | 24 hours | |
| Refrigerated | 6 days | Preferred for Transport |
| Frozen | 6 days |
Performed Test Frequency
Monday-Sunday
Methodology
Chemiluminescence
Performing Lab
Sanford Laboratories Fargo-Core Lab
CPT
84439