5-A-Dihydrotestosterone by Tandem Mass Spectrometry, Serum
Specimen Collection Requirements
Specimen should be collected between 6-10 a.m.
Serum, one 4 mL gold (SST) or plain red top tube
Separate serum from cells and freeze ASAP.
Hemolyzed or lipemic specimens
AFTER SEPARATION FROM CELLS: Ambient: 48 hours; Refrigerated: 5 days; Frozen: 6 months
High Performance Liquid Chromatography/Tandem Mass Spectrometry
Thursday, March 14, 2019 12:50:17 PM
Client Services: 503-413-1234