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Vitamin B2

Mnemonic

VIT B2

Synonym

Riboflavin

Includes

Vitamin B2

Specimen Collection Requirements

Collect

Green (sodium or lithium heparin) or plasma separator tube

Handling

Protect from light during collection, storage and shipment. Separate plasma from cells within 1 hour of collection.

Preferred Volume

1 mL

Minimum Volume

0.5 mL (1.5 mL whole blood)

Transport

Refrigerated. (Legacy Central Laboratory will freeze upon receipt.)

Rejection Criteria

Serum, whole blood, or body fluids. EDTA preserved tubes. Hemolyzed, or lipemic specimens.

Stability

Ambient: Unacceptable; Refrigerated: 5 days; Frozen: 1 month 

Testing Information

Performed

Sun, Wed, Fri

Reported

1-6 days

Method

Quantitative High Performance Liquid Chromatography

Referral Lab

ARUP (081123)

Reference Values

Reference Values

5-50 nmol/L

CPT Codes

84252

Last Updated: Thursday, October 22, 2020 10:30:10 PM


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