If you look at a phlebotomy tray right now, chances are you will find a vital compound: The Purple Top Tube.
But what exactly is this additive doing in your blood sample?
While the internet is rife with https://jeandqwe615512.elbloglibre.com/39363897/the-phlebotomist-s-guide-to-k2-vs-k3-edta-the-additives