AM_Na3AsO4(NaOH)13_12H2O Formula: Na6.26 As2 O32.26 H15.404 Name: Na3AsO4(NaOH).13*12H2O Unit cell: 12.017 12.017 12.783 90.0 90.0 120.0 , V=1598.66 Space group: P-3C1 (165)

Tillmanns E , Baur W H , Acta Crystallographica, Section B , 27 (1971) p.2124-2132, On the crystal chemistry of salt hydrates. VII. The crystal structures of pseudo, trisodium orthoarsenate dodecahydrate and the isomorphous phosphate and vanadate salts