Acta Cryst. (2001). C57, 1129-1131  [ doi:10.1107/S0108270101010101 ]

A new crystalline phase of nitric acid dihydrate

N. Lebrun, F. Mahe, J. Lamiot, M. Foulon and J. C. Petit

Synopsis: From a single crystal, the molecular and crystal structures of the high-temperature phase of nitric acid dihydrate have been determined, and indicate a three-dimensional hydrogen-bond network involving NO₃^- and H₅O₂⁺ ionic groups.

Formula: HNO₃·2H₂O

Online 12 October 2001

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