BD Vacutainer Citrate Tubes with 3.2% buffered sodium citrate solution is used for routine coagulation studies.
- BD Blue Hemogard™ Closure
- Paper Label
- Additive/Concentration: Buffered Sodium Citrate (0.109M, 3.2%)
- Tube Size: 13 mm x 75 mm
- Draw Volume: 2.7 mL
For coagulation analyses, different plasma specifications can
be obtained from the citrated blood:
- Platelet-rich plasma:
150-200 g for 5 minutes at 18-25°C
- Platelet-poor plasma:
Plastic tubes: 2000-2500 g for 10-15 minutes at 18-25°C
- Platelet-free plasma:
> 3000 g for 15-30 minutes at 18-25°C
- Citrate tubes should be gently inverted 180° and back 3-4 times.