Vitamin B3 QVITB3
Method(s) | Chromatography/Mass Spectrometry |
---|---|
Synonym | Niacin |
Components | Nicotinamide and Nicotinic Acid |
Specimen Required | |
Collect | One 5 mL plain red (no gel) top. PROTECT FROM LIGHT. Also acceptable: Frozen plasma collected in: lavender (EDTA) top tube protected from light |
Stability | Ambient: Unacceptable Refrigerated: Unacceptable Frozen: 30 days |
Unacceptable Conditions | Serum separator tube (SST) |
Schedule | Tue, Thu, Sat; Report available: 4-6 days |
CPTCode | 84591 |
Notes | Performing Laboratory-Quest Diagnostics-Chantilly VA |
Preferred Specimen Collection Device(s) | |