COLLECTION & HANDLING TIPS ยป Order of Draw
Order of Draw
![](https://www.expresslabidaho.com/wp-content/uploads/2019/01/blood-samples.jpg)
To avoid cross-contamination, blood must be drawn and collected in tubes in a specific order. This is known as the Order of Draw.
![](https://www.expresslabidaho.com/wp-content/uploads/2018/10/order-of-draw.jpg)
- Blood Culture Tubes or Vials
- Coagulation Tubes (Blue-Top Tubes)
- Serum Tubes without Clot Activator or Gel (Red-Top tubes)
- Serum Tubes with Clot Activator or Gel (Gold or Tiger Top Tubes)
- Heparin Tubes (Green-Top Tubes)
- EDTA Tubes (Lavender-Top Tubes)
- Oxalate/Fluoride Tubes (Gray-Top Tubes)
![](https://www.expresslabidaho.com/wp-content/uploads/2018/10/order-of-draw.png)