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Pregnenolone, Mass Spectrometry (Endocrine Sciences) , NY State
|Methodology:||Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry|
Collect: Serum Separator Tube (SST) OR Red Top Tube OR Lavender (EDTA) OR Green (Heparin) Top Tube - 1.5 ml serum or plasma
Specimen Preparation: Serum or plasma must be separated from cells and transferred to a plastic transport tube within one hour of collection.
Transfer serum or plasma to a Standard Transport Tube and freeze immediately.
Storage/Transport Temperature: CRITICAL FROZEN.
Additional specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions: Refrigerated or room temperature specimens.Nonserum or non-EDTA plasma specimen received
Stability : After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 month
LabCorp Laboratory Corporation of America