... SPECEFICATIONCALCIUM CHLORIDE 95% MINPOWDER, TECH.GRADEPH: NEUTRALAcidity PASS2, Calcium Chloride Dihydrate/Anhydrous Cas No.:10043-52-4; H. ... chloride. It is also prepared by dissolving calcium carbonate or calcium oxide in hydrochloric acid. It is used chiefly ... refrigeration systems, tire weighting, concrete acceleration and as a calcium source in chemical processing. 4, Main applications: A: ...