Specimen Collection Requirements
Serum, one 5.0 mL gold (SST) or 7.0 mL red top tube
Allow serum to clot completely at room temperature (minimum for SST - 30 minutes and red top tubes - 60 minutes). Centrifuge and separate serum from cells within one hour of collection.
0.5 mL (1.2 mL whole blood draw)
Grossly hemolyzed or grossly lipemic specimens
AFTER SEPARATION FROM CELLS: Room Temperature (18-26°C): 8 hours; Refrigerated (2-8°C): 7 days; Frozen (≤ -20°C): 3 months if frozen within 24 hours of collection (avoid repeated freeze/ thaw cycles)
Serum: 681-1,513 mg/dL
Age adjusted ranges.
Thursday, January 5, 2017 03:42:16 AM