能溶于氢氧化碱，不溶于硝酸。 磷及锡的分析，生物碱的试剂，阳离子交换试剂。 Ammonium phosphomolybdate hydrate is used to prepare aluminosilicate-supported heteropolyacid catalysts, which finds application in the dehydration of glycerol in the gas phase to get acrolein. It is used as an inorganic ion exchanger involved in the removal of cesium from liquid wastes