Gently invert tube 5 times immediately after draw. DO NOT SHAKE. Allow blood to clot for 30 minutes. Centrifuge for 10 minutes. Separate serum from cells and send 1.0 mL in a screw capped plastic vial.
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Hemolysis
Stability
Room temperature: 5 days
Refrigerated: 23 days
Frozen: 193 days
Methodology
Liquid Chromatography - Tandem Mass Spectrometry (LC/MS/MS)