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What’s Calcium Chloride Dihydrate ?

  • Author:Kathy
  • Source:www.oceanchinachem.com
  • Release on :2016-07-22


 


   Calcium Chloride Dihydrate is also called the ice Calcium. Colorless crystals. General merchandise for white, gray or slightly yellow sheet or block solid, taste bitter and astringent. Density of 1.85 g/cm3 (20 ° C). Soluble in water, soluble in alcohol, insoluble in ether. Its aqueous solution is neutral or slightly alkaline. Is corrosive. When heated to 260 ℃ dehydration into anhydride. Deliquescence. By ammonia alkali distillation in the waste liquid of soda production of legal system (including calcium chloride 100 g/L), the purification, clarification, evaporation, after the separation of sodium chloride, the mother liquor clear, continue to concentrate, when calcium chloride content of 70%, cooling system. Reaction or use hydrochloric acid and limestone powder. Used as a coolant, antifreeze, fire extinguishing agent, used for snow and ice of molten, manufacture anhydrous calcium chloride, the cotton fabric flame retardant, rubber production of condensate agent. Can accelerate the hardening of concrete and increase the cold resistant ability building mortar, also serve as a port of the antifogging agent and road dust collection agent. By industrial water saturated solution of calcium chloride, to join the decoloring agent, in addition to heavy metal agent, arsenic removal agent solution purification, filtration to remove impurities, filtrate the cooling crystallization, solid-liquid separation, drying consumption level can be obtained from the product. Used for canned and concreting of soy products, calcium fortifier.

 

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