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Laboratory Medicine

Test catalogue

Soluble Transferrin Receptor (sTfR, Transferrin Receptor)

Test Name

Soluble Transferrin Receptor (sTfR, Transferrin Receptor)

Gold Tube Specimen Type / Requirements

Container Type = 1 Gold Top Tube (SST)

Minimum Volume = 3 mL serum

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Ensure both sample and requisition are labelled properly. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions Separate from cells as soon as possible. Store and send frozen.

Rejection Criteria: Plasma, Unlabeled or Not Sufficient Quantity samples will be rejected.

Stability: Stable refrigerated for 8 hours and frozen more than 8 hours.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

7-10 days

Test Utilization

Reference Value


Test Code




Testing Location

Referred Out – ON, Canada (ROUHNT06)

Other Information

Last Updated: June 06, 2019