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Phlebotomy: order of draw
| Blood draw order | Tube cap colour | Description |
|---|---|---|
| 1 | Variable | Blood culture |
| 2 | Light blue | Sodium citrate |
| 3 | Red | Clot activator |
| 4 | Gold | Serum separator tube |
| 5 | Light green | Lithium heparin |
| 6 | Dark green | Sodium heparin |
| 7 | Lavender | EDTA |
| 8 | Grey | Sodium fluoride |
| 9 | Yellow | ACD solution |
