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Vitamin B2 (Riboflavin) Level

Mnemonic:    [VIT B2]
Name:    Vitamin B2 (Riboflavin) Level
Specimen:    1 mL plasma from a Green PST.
Protect from light within one hour of collection, and during storage and shipment.

Neither serum nor EDTA plasma is acceptable. Hemolyzed and lipemic samples are not acceptable.
Minimum Spec:    0.5 mL
Transport Temp:    Critical Frozen sample. Freeze immediately and transport frozen.
Spec Stability:    Stable 4 weeks frozen.
Ref Lab/Code:    ARUP 0081123
  Method:    High Performance Liquid Chromatography (HPLC)
Processing Info:    Submit sample in an amber transport tube.

Freeze this sample separately from other tests. Separate samples must be submitted when multiple tests are requested.