Reference Manual

Lavender Top Tube (K2EDTA) – (Use For Hematology, Hemoglobin A₁c, Fluid Cell Count)

  1. Allow the tube to fill until blood/fluid flow ceases.
    Note: Some tubes are not intended to fill completely. This is a partial draw tube (3mL) and will only fill to the black mark on the tube.
  2. Immediately after drawing, gently invert the tube 5-10 times to activate the anticoagulant and prevent clotting.
  3. Use the bar code label with the patient’s name and ID to identify the specimen.
  4. Do not centrifuge.
  5. Refrigerate at 2°-8° C.