Hemolysis Lipemia Room temperature samples Frozen samples Serum Heparin plasma
Reference Range(s)
Negative
Specimen Requirements
Preferred Specimen
Completely filled Citrate Blue Top Tube
Minimum Volume
2 mL Plasma
Sample Stability
Unacceptable room temperature 2 weeks refrigerated Unacceptable frozen
Transport Temperature
Critical Refrigerated (CRF)
Collection Instructions
3 mL citrate plasma. Collect sample in tubes pre-warmed to 37C. Maintain sample at 37c until plasma is separated from cells. Centrifuge sample and immediately transfer plasma to a plastic transport tube. Clearly label tube as citrate plasma. Critical refrigerated (CRF).