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Folate, RBC

Mnemonic:    [RBC FOLATE]
Name:    Folate, RBC
Specimen:    1 mL whole blood from a Lavender top tube.
Do not centrifuge. Freeze WHOLE BLOOD in an amber ARUP transport tube.

Protect from light during collection, storage and shipment.
Minimum Spec:    0.2 mL
Transport Temp:    FREEZE
Spec Stability:    Stable 24 hours refrigerated.
Ref Lab/Code:    ARUP 0070385
  Method:    Chemiluminescent Immunoassay
Processing Info:    CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Specimen must be well mixed and transferred to an ARUP Amber Transport Tube before freezing.

Hematocrit must be performed and indicated on the test request form. Write the patient's hematocrit on the sample tube, as well as having a tech enter and verify the SR HCT in PathNet before sending sample to the reference lab.

If the patient has not received a transfusion or experienced excessive bleeding between the RBC folate draw and the hematocrit draw, any hematocrit drawn within 24 hours of the RBC folate draw is acceptable.