EDTA tube purple cap, ethylenediamine tetraacetic acid and its salt are amino polycarboxylic acids which can effectively chelate calcium ions in the blood sample, block the calcium reaction site and stop the endogenous or exogenous coagulation process, so as to prevent Blood samples are clotted. It is not suitable for blood coagulation tests or platelet function tests.

What is EDTA Tube

Vacuum EDTA Tubes Vials (Purple Top) are commonly used for determinations in EDTA whole blood clinical hematology tests, particularly for a standard blood examination. These tubes contain EDTA as an anticoagulant.

9ml K2 EDTA Blood Collection Tube

The 9ml K2 EDTA Blood Collection Tube is a sophisticated solution for precise and efficient blood specimen collection. Siny Medical has engineered this tube with utmost precision to meet the demanding standards of modern healthcare practices.

The Use of Different Vacuum EDTA  Blood Collection Tube

9ml EDTA K2 Vacuum Blood Collection Tube

• Rapid Anticoagulation
  Uniform 9ml EDTA K2 Vacuum Blood Collection Tube particles bind calcium within 10 seconds, preventing platelet clumping and fibrin formation.

• Accurate Vacuum
  We calibrate vacuum pressure in a cleanroom to within ±0.04 MPa. You’ll see consistent fill volumes and no foam.

• Broad Compatibility
  These tubes fit major blood analyzers, flow cytometers, and molecular platforms—no extra calibration required.

• Sterile Packaging
  We sterilize tubes with ethylene oxide or gamma radiation. Sealed packaging meets USP <71> standards and holds 24 months shelf life.

• Eco-friendly Design
  Recyclable aluminum foil and cardboard boxes reduce waste and shipping costs under ISO 14001 guidelines.

Storage Conditions and Precautions

• Storage: Keep tubes at 4–25 °C, humidity ≤ 60%, in a dry, shaded place. Avoid sunlight and heavy impact.

• Shelf Life: Use within 24 months of manufacture. Discard expired tubes.

• Single Use Only: Do not reuse. Dispose of after use following medical waste rules.

• Safety: Wear gloves and eye protection. Follow local needlestick prevention protocols.