Test Name

• Vitamin B3

Test Code

• 3145

Test Synonym

• B3, 3145, Niacin, NIicotonic Acid

Minimum Volume

• 1 mL

Specimen Type

• Serum Or Plasma

Primary Container

• Plain Red Top Tube, Lavender Top Tube

Transport Temp

• Frozen

TAT

• 6 days

Specimen Requirements

• 1-2 ML SERUM FROM RED TOP OR 1-2 ML PLASMA FROM LAVENDER. STRICT FROZEN.

Specimen Retention

• SST TUBES NOT ACCEPTABLE.