Niacin


Abbrev Code:VITB3   
Order Code:LAB4289Order Name:Vitamin B3
Synonyms:Vitamin B3; Nicotinic Acid; Niacinamide Niacin; Niacor; Niaspan
Methodology:High performance liquid chromatography
CPT Codes: 84591 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 5-11 days.


Collection Instructions

Specimen:Blood
Optimal Volume:8 mL
Minimum\Peds Volume:2.2 mL
Container:Purple (EDTA) protect from light
Collection Instructions:Protect from light.
Causes for Rejection:Grossly hemolyzed, lipemic or samples not protected from light, ambient or refrigerated sample.


Processing and Shipping

Specimen Processing:Centrifuge and freeze ASAP. Aliquot 4 mL, 1 mL minimum. Protect from light. Store in freezer.
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Shipping Instructions:Ship on dry ice. Protect from light.
Stability:8 days refrigerated; 2 months frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:92168


Interpretive

Reference Range:By report.


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