Niacin
| Sunquest Code: | VITB3 | ||
| Epic Code: | LAB4289 | Epic Name: | Vitamin B3 |
| Synonyms: | Vitamin B3; Nicotinic Acid; Niacinamide Niacin; Niacor; Niaspan | ||
| Methodology: | High performance liquid chromatography | ||
| 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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