... producing explosives, catalysts and other magnesium salts. Magnesium NitrateSynonyms: Magnesium Nitrate 6-Hydrate; Magnesium (II) nitrate, hexahydrate; Nitric acid,magnesium salt, hexahydrate CAS No.: 13446 ... and applications:It is monoclinic crystal, and easily soluble in water, liquid ammonia and alcohol, deliquesce in the air ... 0.002% MAX..PH: 4.0 MIN. Crystal Magnesium Nitrate 100% water soluble