High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)
Sulfide metabolite
Serum or Plasma
NMS Labs
Other Reference Test
8 Days
2-4 mL Blood
Red Top (No Additive)
Plasma collected in an EDTA (lavender-top), sodium heparin (green-top) or lithium heparin (green-top) tube is also acceptable. Serum/plasma separator tubes (SST/PST) are unacceptable.
Refrigerate-OK/Frozen-OK
Room Temp: 7 Days; Refrigerated: 25 Days (Preferred); Frozen: 24 Days
Serum or plasma separator tubes (SST/PST)
2 mL Serum or Plasma
0.9 mL Serum or Plasma
Promptly separate serum or plasma. Complete a NMS Labs requisition and submit with specimen refrigerated Monday-Friday.
82542
05-28-19
SL