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Vitamin A (Retinol)

Mnemonic:    [VIT A]
Name:    Vitamin A (Retinol)
Specimen:    1 mL serum from a Red SST or Red top tube, or plasma from a Green PST. Collect specimen following an overnight (12-hour) fast. Patient should not consume alcohol for one day prior to blood draw.

Protect from light during collection, storage and shipment.

Hemolyzed samples are unacceptable.
Minimum Spec:    0.3 mL
Transport Temp:    Refrigerated
Spec Stability:    Stable up to 4 weeks refrigerated.
Ref Lab/Code:    ARUP 0080525
  Method:    High Performance Liquid Chromatography (HPLC)
Processing Info:    Submit ithe serum/plasma in an amber transport tube.