• Additive-Free Tube

    Additive-Free Tube

    A specialized vacuum blood collection tube designed for use without any additives or anticoagulants. Ideal for tests requiring pure, unaltered serum samples, such as clinical biochemistry, immunology, serology, viral testing, trace element analysis, and blood bank applications.

    Key Features:

    • Additive-free design – Ensures sample integrity with no chemical interference.

    • Smooth inner wall coating – Minimizes cell adhesion and prevents hemolysis.

    • Optimal clot formation – Facilitates natural coagulation for high-quality serum separation.

    • Long-term serum stability – Preserves sample composition for reliable retesting.