F

Ferritin

Description

Ferritin

Test Code
2728

Specimen
Serum

Volume

0.8 mL

Minimum Volume

0.3 mL (Note: This volume does not allow for repeat testing.)

Container/Collection

Red-top tube or gel-barrier tube. If a red-top tube is used, transfer separated serum to a plastic transport tube.

Storage Instructions

Refrigerate.

Folate

Description

Folate (Folic Acid)

Test Code
2746

Specimen
Serum

Volume

0.8 mL

Minimum Volume

0.3 mL (Note: This volume does not allow for repeat testing.)

Container/Collection

Red-top tube or gel-barrier tube. If a red-top tube is used, transfer separated serum immediately to a plastic transport tube. Avoid hemolysis.

Storage Instructions

Refrigerate

Free T3

Description

Triiodothyronine (T3), Free

Test Code
4481

Specimen
Serum

Volume

0.8 mL

Minimum Volume

0.3 mL (Note: This volume does not allow for repeat testing.)

Container

Red-top tube or gel-barrier tube

Collection

If a red-top tube is used, transfer separated serum to a plastic transport tube.

Storage Instructions

Room temperature

Free T4

Description

Thyroxine (T4), Free, Direct

Test Code
4439

Specimen
Serum

Volume

0.8 mL

Minimum Volume

0.3 mL (Note: This volume does not allow for repeat testing.)

Container

Red-top tube or gel-barrier tube

Collection

If a red-top tube is used, transfer separated serum to a plastic transport tube.

Storage Instructions

Room temperature

FSH

Description

Follicle-stimulating Hormone (FSH)

Test Code
3001

Specimen
Serum

Volume

0.8 mL

Minimum Volume

0.3 mL (Note: This volume does not allow for repeat testing.)

Container/Collection

Red-top tube or gel-barrier tube. If a red-top tube is used, transfer separated serum to a plastic transport tube. Avoid hemolysis.

Storage Instructions

Room temperature