Plastic Made Heparin Tube is filled with lithium or sodium heparin that activates anti-thrombins thus blocking the coagulation cascade and produces plasma. The Heparin Tube comes with green coloured tight fitted cap and is available in various ranges like 13 X 75 mm, 13 X 100 mm and 16 X 100 mm. The Heparin Tube is widely used in routine and special biochemical test from plasma. Plastic Made Heparin Tube has maximum vacuum tolerance of ± 10% and draw volume of 2 to 10 ml.