HEDTA , is a substance used as chelating agent which can create metal complex having a structure of octahedral coordination. Coordinates to heavy metals reversibly three positions acetate two amino and hydroxyethyl, what becomes a ligand chelate hexadentate
H 1216 (OTTO) HEDTA, 99% Cas 150-39-0 - used as racemic mixture, as the chirality does not change its physical properties.