Na H S O4

HNaO₄S

Sonneveld, E.J.Visser, J.W.

Acta Crystallographica B (24,1968-38,1982) (1978) 34, 643-645

a=8.759Å   b=7.5Å   c=5.147Å

α=90°   β=99.49°   γ=90°