- Royal Blue Top Tube (K2 EDTA) – (Use for Aluminum, Zinc, Other Trace Metals)
- Light Blue Top Tube (Sodium Citrate) – (Use for Prothrombin Time or PT)
- Red Top Tube (w/ Gel - Clot Activator) – (Use for Therapeutic Drugs, Carnitine)
- Short Green Top Tube (Lithium Heparin) - (Use for Routine Chemistry, Ionized Calcium)
- Tall Green Top Tube – (Use for Ferritin, Hepatitis, PTH, HIV, Vitamin D)
- Lavender Top Tube (K2EDTA) – (Use For Hematology, Hemoglobin A₁c, Fluid Cell Count)
- Black Top Tube - (KRU, Creatinine Clearance, PDA, PET)
- Gold/White Top Tube (Lithium Heparin) - (Post Dialysis Testing)
