The recommended order of draw is as follows:

Order of draw:
  1. Blood Cultures, Sterile Tubes
  2. Citrate Tube (Light Blue)
  3. SSTTM Gel Separator Tube (Red or Gold) or Serum Tube (Plastic or Glass - Red)
  4. PSTTM Gel Separator Tube (Green) or Heparin Tube (Sodium or Lithium - Green)
  5. EDTA Tube (Lavender)
  6. Fluoride Tube (Grey)