Phosphammite.8960 Formula: N2 H9 P O4 Name: Phosphammite Unit cell: 11.043 6.7 8.031 90.0 113.42 90.0 , V=545.25 Space group: P21/c (14)
Khan A A , Roux J P , James W J , Acta Crystallographica, Section B , 28 (1972) p.2065-2069, The crystal structure of diammonium hydrogen phosphate, (NH4)2HPO4