Blood Collection Tube Disposable Medical Vacuum EDTA K2 K3 K2 3ml4ml5ml6ml8mlk3 2ml3ml4ml5ml6ml7ml10ml

Disposable medical vacuum EDTA blood collection tubes, available in two types: EDTA K2 and K3, primarily function to prevent blood coagulation. EDTA (Ethylenediaminetetraacetic acid) is a potent metal chelator that forms stable chelates with calcium ions in the blood, thereby preventing calcium ions from participating in the blood coagulation process. This ensures the stability of blood samples during collection, transportation, and testing, avoiding sample failure or inaccurate test results due to blood clotting.

Specifically, EDTA blood collection tubes play an important role in the following aspects:

Good anticoagulant effect: The strong binding ability of EDTA to calcium ions effectively prevents blood coagulation, ensuring the stability of blood samples. Minimal impact on red blood cells: EDTA can maintain the integrity of red blood cells, making them less likely to aggregate, facilitating various blood tests. Inhibition of platelet aggregation: EDTA can inhibit platelet aggregation, prevent thrombosis formation, and ensure the accuracy of blood tests. Excellent stability: The chelate formed by EDTA and metal ions has good stability and is less affected by factors such as temperature and pH value. EDTA blood collection tubes are widely used in routine blood tests, blood typing, biochemical tests, etc., ensuring the accuracy and reliability of these testing projects.