Free T4 Test Normal Range | Sample | Reference | Normal Range |
Serum/ Plasma | Cord Blood | 1.7 - 4.0 ng/dL | |
Free T4 (1st Trimester) | 0.7 - 2.0 ng/dL | ||
Free T4 (2nd Trimester) | 0.5 - 1.6 ng/dL | ||
Free T4 (3rd Trimester) | 0.5 - 1.6 ng/dL | ||
Free T4 (Adult) | 0.58 – 1.64 ng/dL | ||
Total T4 ( Adult) | 6.09 - 12.23 ng/dL |