Non vacuum tubes are also available with different size and additives.
The blood is visible through the transparent window after cannula correctly penetrate vein.
This needle is produced with good quality stainless steel. It could be used for several tubes and various specifications are available.
The needle holder is designed to match with needle for venous blood collection. It holds the blood collection tube in place and protects the phlebotomist from direct contact with blood. After use, dispose of the holder and needle together in suitable biohazard disposal containers.