Blood testing is one of the most crucial aspects of modern healthcare. A little sample allows clinicians to examine organ function, monitor medication, diagnose infections, and make prompt medical choices. However, the accuracy of those results is mainly reliant on one simple thing: the blood collection tube. Heparin blood collection tubes are one of the most common varieties used for plasma testing. Hospitals, diagnostic laboratories, and distributors rely on them on a daily basis to keep blood samples useful while avoiding testing delays.