EDTA

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  chelating agent \che"lat*ing a`gent\, n. (Chem.)
     a compound which forms a chelate with a metal ion.
  
     Note: Commonly used chelating agents in laboratory use are
           {EDTA} and {sodium citrate}. Citrate is used as an
           additive to blood collected in blood banks, to chelate


           the calcium ions and retard clotting.
           [PJC]