... deliquescentpowder which is soluble in water and ethanol, with melting point at 782 C, boiling point at 1600 C ... and sodium chloride. It is also prepared by dissolving calcium carbonate or calcium oxide in hydrochloric acid. It is used chiefly for ... brine refrigeration systems, tire weighting, concrete acceleration and as a calcium source in chemical processing. 4, Main applications: A: Technical ...