Serum: Collect sample in Red top tube
Plasma: Collect sample in Gray top tube (Sodium Fluoride / Potassium Oxalate).
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines.
Plastic container (preservative-free)
Light Green top tube (Lithium Heparin). Green top tube (Sodium Heparin). Green top tube (Lithium Heparin). Polymer gel separation tube (SST or PST).
Rejection criteria pertain to clinical sample submissions only.
Room Temperature: 7 day(s)
Refrigerated: 25 day(s)
Frozen (-20 °C): 24 day(s)