Plain red top or SST tube.
Frozen specimens must be completely thawed before mixing. Mix thawed specimens by inverting 10X or low speed vortexing. If specimen contains fibrin, red blood cells, or particulate matter then centrifuge at ≥ 10,000 RCF (Relative Centrifugal Force) for 10 minutes.
Minimum Volume: 0.4 mL serum
Gross Hemolysis, Lipemia. High Triglycerides, heat-activated, pooled specimens
Offsite: Send frozen serum Priority Overnight via FedEx and in a well insulated container on dry ice.
Stability after cell separation:
3 days at RT (15-25°C)
1 week at 2-8°C
1 month frozen at -20°C
Monday & Thursday
2 Step Immunoassay
4 hour routine, 1 hour STAT