Sodium Chloride

Sodium is widely used in industry as a raw material to produce the greatest part of chemical products containing sodium and chlorine, that is: sodium carbonate and calcium chloride by Solvay process; chlorine, sodium hydroxides and hydrogen by electrolytic; chlorine and sodium during the Downs electrolytic process, chlorine and sodium nitrate during the production of nitrosyl chloride from nitric acid and sodium chloride, etc. It is widely used during the production of soap to split the soap from water and glycerine, it is used as precipitant to produce paper and pulp. It is used to produce glass, crockery, tiles; it is used in mineral reduction and in metallurgic industry (Silver, gold, copper, zinc, etc); it is used in rubber industry to split by salting the rubber from latex; it is used in food preservation to prevent bacterial decomposition; it is used in printing and to colour of textiles; it is used in colouring industry to standardize the colourings basing on their dyeing power; in fertilizers; in photography; in refrigeration as ice salt mixture for direct cooling or as a pickle for refrigerating system. It is more and more used to melt ice and snow in the street in Winter. In oil industry it is used to forbid starch fermentation in the mud for wells perforation or to prevent the dissolution of salt rock strata during perforation. It is used in the regeneration of ionic exchange resins that are used to soften or de-ionize water. In food field it is widely used as kitchen salt or table salt

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