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Test Code LAB13243 Vitamin B2 (Riboflavin)

Department

SEND OUTS

Reference Lab Test Number

VB2

Collection Requirements

PROTECT FROM LIGHT.

Refer To

Warde Medical Laboratory

Primary Collection Container

Lavender 4 mL (K3EDTA)

Transport

Plasma frozen

Preferred Transport Temperature

Frozen

Processing

Centrifuge, separate and send 2.0 mL plasma in an amber screw-capped plastic vial.

Stability

Ambient: Unacceptable

Refrigerated: Unacceptable

Frozen: 30 days

Minimum Testing Volume

0.5 mL

Reference Range

6.2-39.0 nmol/L

Methodology

High Performance Liquid Chromatography, Fluorometric Detection

Performed

Monday, Wednesday, and Friday

Reported

6-8 Days

CPT Codes

84252

Unacceptable Conditions

SST or PST (Polymer gel separation tubes).