Microhaematocrit Capillaries For delaying the clotting of blood, the entire inner surface of these Microhaematocrit Capillaries are coated with sodium heparinate. These products are ideal to be used for the centrifugation of blood samples. The offered products are known for increasing the immediate dilution on the heparin of blood. Also, these products are available in different 75 x 1 mm diameter, colors and other specifications to meet the patrons requirements. In addition to this, the provided Microhaematocrit Capillaries are hygienic in nature.