566. Ammonium Uranium Carbonate

Nomenclature

CAS number: 18077-77-5
(HB-8-22-111′1′1″1″)-Tris[carbonato(2)-κO,κO′]dioxouranate(4) ammonium (1:4); ammonium dioxotricarbonatouranate(VI); uranium ammonium carbonate; uranyl ammonium carbonate.
C3H16N4O11U; mol wt 522.21.
C 6.90%, H 3.09%, N 10.73%, O 33.70%, U 45.58%.

Description and references

May contain 2H2O.

Properties

Yellow crystals; decomposed on exposure to air. Sol in water.

Use

In uranium yellow glazes.