SEARCH Articles Figures Tables Ammonium chloride structure Ammonium chloride, crystal structure Ammonium crystal structure Ammonium esters, structural properties Ammonium halides, structure Ammonium iodide, crystal structure Ammonium ion structure Ammonium salts structure Ammonium salts, chiral structures Crystal structure ammonium salts Methylated ammonium compounds structures The Structure of Bases Obtained from Heterocyclic Quaternary Ammonium Salts