Formula: K P O4 H2
Name: KH2PO4
Unit cell: 7.434 7.434 6.945 90.0 90.0 90.0 , V=383.81
Space group: P212121 (19)

Baur W H , Acta Crystallographica, Section B , 29 (1973) p.2726-2731, Reconstruction of local atomic environments in the disordered, hydrogen-bonded crystal structures of paraelectric ammonium, dihydrogen phosphate and potassium dihydrogen phosphate, Note: known as KDP, Note: polymorph of archerite