KH2PO4_2 Formula: K H2 P O4 Name: KH2PO4 Unit cell: 7.4264 7.4264 6.931 90.0 90.0 90.0 , V=382.25 Space group: I-42D (122)
Nelmes R J , Meyer G M , Tibballs J E , Journal of Physics C: Solid State Physics , 15 (1982) p.59-75, The crystal structure of tetragonal KH2PO4, and KD2PO4 as a function of temperature, Sample: T = 127 K