| Methodology: |
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
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| Performed: |
Mon, Thu
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| Reported: |
1-5 days
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| Specimen Required: |
Collect: Plain red. Also acceptable: Lavender (K2 or K3EDTA) or pink (K2EDTA).
Specimen Preparation: Separate serum or plasma from cells within 2 hours of collection. Transport 2 mL serum or plasma. (Min: 1 mL)
Storage/Transport Temperature: CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions: Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).
Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 2 weeks
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