Product Description Customer Question & Answer EDTA Tube is widely used for clinical haematology test, especially for routine blood examination. Our automatic sampling instrument finely and accurately spray additives onto the interior tube wall, to ensure the mixing speed and the anticoagulation effect. EDTA Tube is very convenient to use for it can be directly put on the analyzer to detect without openning the cap. Item No Specification Quantity Measurement GD020EK purple cap,EDTA K3/K2,13*75mm,2ml 1200 45*36*19 GD030EK purple cap,EDTA K3/K2,13*75mm,3ml 1200 45*36*19 GD050EK purple cap,EDTA K3/K2,13*75mm,5ml 1200 45*36*19 GD0100EK purple cap,EDTA K3/K2,16*100mm,10ml.