inorganic compounds, is white, easy ChaoXie single inclined crystals, has a bitter taste. Soluble in water, but soluble in ethanol, liquid ammonia. Nitric acid magnesium 27%oxygen, has excitant, to human skin, eyes, may stimulate the respiratory tract etc, can cause redness and swelling and pain. Nitric acid magnesium is mainly used to produce fireworks, also used as chemical reagent.