Ethylene Di-amine Tetra Acetic Acid Tube is filled with EDTA K2/ K3 that can effectively chelate the calcium ion of blood, therefore it can prevent the blood coagulation. The Ethylene Di-amine Tetra Acetic Acid Tube that has the additive does not affect the count and size of the leukocyte and keep erythrocyte invariable. The Ethylene Di-amine Tetra Acetic Acid Tube is used in clinical haematology test and blood banking. Ethylene Di-amine Tetra Acetic Acid Tube comes with lavender coloured tight fitted cap and is available in various ranges like 13 X 75 mm, 13 X 100 mm and 16 X 100 mm.