Specimen

Plasma

Draw blood in a green-top (lithium heparin) tube. Label the specimen with the patient’s name (first and last), date of birth, date and time of draw and the phlebotomist’s initials. Spin down and send 1 mL of lithium heparin plasma refrigerated.

Specimen stability:   
8 hours at room temperature
1 day refrigerated at 2-8°C
40 days when kept frozen at ≤ -20°C

Minimum volume:

1 mL