Niacin (Vitamin B3)
Label Mnemonic: NIACIN
Epic Lab Code: LAB3711
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Whole Blood
Collection Medium:
and
Pink top tube 6 mL (K2-EDTA) Pink top tube 6 mL (K2-EDTA)
Minimum:
Preferred Minimum: 4 mL plasma
Absolute Minimum: 1 mL plasma
Rejection Criteria:
Thawed specimens or specimens not protected from light. Grossly hemolyzed or lipemic specimens.
Delivery Instructions:
Wrap specimen in aluminum foil to protect from light. Place in ice immediately after collection. Deliver to laboratory immediately after collection.
Turn Around Time:
5-11 days upon receipt at reference laboratory.
Reference Range:
By report
Comments:
Protect specimen from light.

Specimen must be delivered to Specimen Control so that it can be frozen within 15 minutes of time of collection.
Methodology:
Quantitative High Performance Liquid Chromatography
CPT Code:
84591
 
See Additional Information:
Specimens Requiring Immediate Delivery