K (H2 P O4)

H₂KO₄P

Endo, S.Chino, T.Tsuboi, S.Koto, K.

Nature (London) (1989) 340, 452-455

a=7.278Å   b=7.278Å   c=6.807Å

α=90°   β=90°   γ=90°