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Evacuated Tubes
colors with additives
| Term | Definition |
|---|---|
| Red Top Tube | nothing or clot activator |
| Light Blue Tube | Sodium Citrate |
| SST (Red/Tiger Top/Gold) | Silicon Gel Separator and clot activator |
| PST (Green/Gray/Light Green) | Silicon Gel Separator and Lithium Heparin |
| Green Top Tube | Sodium Heparin or Lithium Heparin |
| Lavender Top Tube | K2 EDTA or K3 EDTA |
| Pink Top Tube | K2 EDTA |
| PPT (White) | K2 EDTA and Silicon Gel Separator |
| Gray Top Tube | Sodium Fluoride (antiglycolytic) and Potassium Oxalate (anticoagulant) |
| Navy Blue Tube | Clot activator or K2 EDTA |
| Yellow Top Tube | ACD (Acid Citrate Dextrose) |