Specimen Requirements

Serum

Draw blood in a gold-top (serum separator) gel tube or a red-top (no additive) tube. Label the specimen with the patient’s name (first and last), date of birth, date and time of draw, the phlebotomist’s initials and as serum. Spin down and send 1 mL of serum refrigerated.
 

Specimen stability:   
8 hours at room temperature
7 days refrigerated at 2-8°C
1 month when frozen at ≤ -20°C 

Minimum volume:    
1 mL