10.98(1 mM solution);11.95(10 mM solution);12.88(100 mM solution);
溶解度
H2O: 1 M at 20 °C, clear, colorless
稳定性
Stable, but very hygroscopic. Dissolves exothermically in water. Incompatible with most metals, strong acids, acid chlorides, organic materials, zinc, aluminium, nitroalkanes, nitrobenzene, chlorine dioxide. Reacts vigorously with a wide variety of other materials. Readily absorbs water and carbon dioxide from the air.