Phlebotomy Tubes and Order of Draw
| 1. | Blood Cultures |
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| 2. |  Discard tube 3 mL "no additive" must be used ONLY if drawing a citrate (blue) tube with a tube holder and butterfly needle. Used only to remove air from tubing. |
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| 3. |  Light Blue top tube 1.8 mL (Na Citrate) |
 Light Blue top tube 2.7 mL (Na Citrate) |
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| 4. |  Red top tube 5 mL (Clot Activator) |
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| 5. |  Light Green top tube 4.5 mL (gel Lithium Heparin) (Plasma Separator Tube - PST) |
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| 6. |  Green top tube 4 mL (only Na Heparin available at University of Iowa Hospitals and Clinics) |
 Green top tube 10 mL (only Na Heparin available at University of Iowa Hospitals and Clinics) |
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| 7. |  Lavender top tube 3 mL (K2-EDTA) |
 Lavender top tube 4 mL (K2-EDTA) |
 Pink top tube 6 mL (K2-EDTA) |
 White top tube 5 mL (gel K2-EDTA) |
| 8. |  Gray top tube 6 mL (Na Flouride) |
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| 9. |  Yellow top tube 8.5 mL (ACD solution A) |
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| 10. |  Dark Blue top tube 2 mL Fibrin Degradation Product (FDP) tube; soy trypsin or soy trypsin inhibitor. |
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Draw Royal Blue top tubes in the order indicated by the additive.  7 mL (No additive) - Red strip on label - Draw as #4  6 mL (K2-EDTA) - Blue strip on label - Draw as #7 |
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