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Complement, Total (CH50)
|Methodology:||Quantitative liposome lysis by spectrophotometry|
Collect: Serum Separator Tube (SST) OR Plain Red - 1 ml serum.
Specimen Preparation: Allow specimen to clot at room temperature for 15 to 30 minutes. Remove serum after centrifugation, and place in plastic transport tube.
Keep specimen refrigerated for no more than three days prior to transporting frozen to the laboratory for testing.
To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.
Storage/Transport Temperature: CRITICAL FROZEN.
Separate specimens must be submitted when multiple tests are ordered.Causes for Rejection : Specimen not transported frozen; gross lipemia; plasma specimen
Stability: Room Temperature: 1 day; Refrigerated 3 days; Frozen: 14 days
LabCorp Laboratory Corporation of America