Specimen Required

Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.6 mL serum

Collection Instructions:

1. Morning collection, 7:30 a.m. to 12 p.m. is preferred due to diurnal variation. For more information see Cautions.

2. Centrifuge and aliquot serum into a plastic vial.