Specimen Requirements

Serum

Container: SST

Specimen Collection: 1 mL (minimum 0.5 mL)

1. Allow specimen to clot completely if a serum tube (SST) was used for the draw.

2. Separate serum (SST) or plasma (Potassium EDTA) from cells within 8 hours and transport refrigerated. If red top tube is collected, separate serum from cells within 2 hours and place in separate plastic tube and cap immediately.

3. Properly label tube with patient's name, DOB, requisition number and type of tube sample drawn from i.e. SST.

Alternate Specimens: Lavender top tube (EDTA) plasma