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TCC Capillary Tubes
Capillary Tubes order, color, additive
| Term | Definition |
|---|---|
| Do you collect the first drop of blood? | No, wipe off first drop, then collect. |
| What determines the order? | Additive (but colors still correspond to regular order of draw) |
| First tube | EDTA (lavender, pink) |
| Second tube | Heparin (green, mint) |
| Third Tube | Sodium fluoride (grey) |
| Fourth tube | Non-additive (red) or serum-separator |