Test Code B12F Vitamin B12 and Folate Levels
Specimen Required
Lithium Heparin Plasma Seperator Tube (Green) or
Red Top or Serum Seperator Tube SST (Yellow)
Avoid hemolyzed samples as results can be affected.
Specimen Handling and Stability
Handle and store specimen in stopper containers to avoid contamination and evaporation.
Centrifuge specimen to remove serum from cellular elements after collection.
Specimen Stability
* Refrigerated - 7 Days
* Frozen - 4 Weeks
CPT Code
82607, 82746