4mL BD Vacutainer Blood Collection Tubes with Hemogard Closure (Red)

Serum collection tube with silica-based clot activator and silicone coating for fast clotting and reliable serum preparation.

Key Features:

• Rapid Clot Formation: Silica-based clot activator accelerates clotting.
• Silicone-Coated Interior: Prevents cell adhesion and ensures smooth blood flow.
• Consistent Sample Volume: Pre-set vacuum accurately draws 4 mL of blood.
• Durable PET Plastic: Break-resistant for safe handling.
• Hemogard™ Safety Closure: Minimizes exposure and contamination risks.