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T4, Free

Laboratory - : Chemistry

Test ID :
T4FR
Test Workstation :
MACH5
Specimen Type:
Blood
Tube Type:
Green top (lithium heparin) tube
Collection Volume:
500 uL microtainer; 1.5 mL macrotainer
Minimum Volume:
500 uL microtainer; 1.5 mL macrotainer
Preferred Volume:
500 uL microtainer; 1.5 mL macrotainer
Storage:
Shipping- Send Refrigerated; Storage- Refrigerated: 7 days; Frozen: 30 days
Availability:
24 hours/day, 7 days/week
Methodology:
Roche-ECLIA Competition principle
Lab/Phone:
330-746-9623
TAT:
4 hours
Additional Info:
Ref. range is age dependent; avail on patient report
CPT Code:
84439
Synonyms:
Free Thyroxine; Unbound T4

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