3.2% Sodium Citrate Blood Collection Tube – Coagulation Testing (Blue Cap)

Sodium Citrate Tubes 3.2% (0.109 mol/L) are specialized vacuum blood collection tubes designed for routine coagulation studies such as PT, APTT, INR, and other hemostasis-related tests. The buffered sodium citrate solution acts as an anticoagulant by binding calcium ions and preventing clot formation.

The tube maintains an accurate additive-to-blood ratio of 1:9, ensuring reliable and reproducible test results. Available in PET or glass, and packaged with aluminum-plastic vacuum sealing for enhanced sterility and stability.

✅ Ideal for coagulation testing (PT, APTT, D-Dimer, etc.)
✅ 3.2% sodium citrate concentration (0.109mol/L)
✅ PET or Glass options
✅ Available in 1.8ml – 5.4ml capacities
✅ Blue cap for quick identification
✅ Shelf life: 12 months
✅ Conforms to international standards for blood collection tubes

🧪 Recommended Use:

• Gently invert 6–8 times after blood draw.

• Use correct blood volume to maintain 1:9 ratio.

• Centrifuge Conditions:

  • PRP: 150g × 5 min

  • PPP: 1500–2000g × 10 min

  • PFP: 2500–3000g × 25 min