Ensure reliable sample collection and storage with these 50PCS no additive vacuum blood collection tubes, designed for medical examinations, diagnostic testing, and laboratory use. Made from high-quality plastic, each plain tube offers a secure, sterile environment ideal for biochemistry, immunology, serology, and microelement analysis.

The no-additive design preserves the normal composition of serum, ensuring accurate results with excellent repeatability. These tubes are available in 5ml or 10ml sizes and are suitable for standard centrifugation procedures.

Key features include:

• No additive plain tube for pure serum separation

• Sterile plastic construction for safe and consistent sample handling

• Ideal for biochemistry, immunology, and blood preparation tests

• Supports centrifugation at 3000–4000 rpm for 5–8 minutes

• Recommended storage temperature: 4–25℃

Perfect for hospitals, clinics, and laboratory environments, these vacuum blood collection tubes deliver dependable performance for a wide range of diagnostic applications.

Secure your sample integrity—add these professional-grade blood collection tubes to your supply today.