Physical property: colorless cubic crystal, density 2.504g/cm³, melting point 561°, air-slake, dissolve easily in water.

    Chemical property: heating the calcium nitrate can decompose the calcium nitrite and oxygen.

     Usage and application: it is the raw material for manufacturing other nitrates, and the cathode coating in electronic industry, the active fertilizer and calsium supplement in the acid soil in agriculture, the analytical reagent, and firework material.