Specimen Collection Requirements
Plain red, lavender (EDTA), or pink (K2EDTA)
Separate from cells within 2 hours of draw and transfer into transport tube
Refrigerated; ambient and frozen also acceptable
Ambient: 2 weeks; Refrigerated: 2 weeks; Frozen: 2 weeks
Testing Information
High Performance Liquid Chromatography/Tandem Mass Spectrometry
Reference Values
Last Updated:
Thursday, January 5, 2017 03:41:54 AM