<prompt> Iodine paicle ratio for Ionic dimer is6:013:026:022:06  <response>: Iodine paicles ratio: I: P Ionic monomer 3: 2 High osmolar Low Osmolar Ionic dimer 6: 2 Nonionic monomer 3: 1 Low osmolar Non-ionic dimer 6: 1 Iso-osmolar to plasma290-300mosm 