We are offering ammonium benzoate extra pure c7h9no2 m.w.139.16 gmol assay(by acidimetry) min. 98% maximum limits of impurities ph(10%, in water) 6-8 heavy metals(as pb)...
Ammonium Bromide is prepared by combining hydrogen bromide with ammonia. It can also be prepared by the reaction of ammonia with iron (II) bromide or iron (III) bromide which is obtained by passing the aqueous bromine solution over iron fillings....