Title: Calcium Nitrate
CAS Registry Number: 10124-37-5
Molecular Formula: CaN2O6
Molecular Weight: 164.09
Percent Composition: Ca 24.42%, N 17.07%, O 58.50%
Line Formula: Ca(NO3)2
Literature References: Prepn: Gmelins, Calcium (8th ed.) 28B, 59-69, 341-382 (1956).
Properties: Deliquesc granules, mp ~560°. Very sol in water, heat being evolved; freely sol in methanol, ethanol, acetone. Almost insol in concd HNO3. pH of 5% aq soln 6.0. Keep well closed. Note: Ca(NO3)2 crystallizes also with 4H2O (30.5%), mp 45°. Technical flake usually contains 28.6% H2O.
Melting point: mp ~560°; mp 45°
Use: In explosives, fertilizers, matches, pyrotechnics; manuf of incandescent mantles, radio tubes, HNO3; corrosion inhibitor in diesel fuels.