SEARCH Articles Figures Tables 2- trimethyl ammonium halide Amine ammonium halide Ammonium and Phosphonium Halides Ammonium halide route Ammonium halides hydroxide Ammonium halides, insoluble Ammonium halides, structure Ammonium salts, alkyl halides Dimethyl ammonium halides Halides quaternary ammonium halide hydrates Phase ammonium halides Phase transfer catalysis ammonium halides Quaternary ammonium halide catalyst Quaternary ammonium halides Quaternary ammonium with aryl halides Reaction with ammonium halides Tetraalkyl ammonium halides