Chelating Agents
Insoluble Micronutrients: Fe, Zn, Mn, Cu
- Soils with > pH5 (most soils in western U.S.)
Ligan (Chelating Agent or Chelator)
- Reaction of a divalent or trivalent metal ion with a ligand forms a chelate.
- Donation of electrons to cation
- Soluble product
- Many microbial formed chelators