Sodium carbonate, trivial name soda, caustic soda, washing soda, ... 0.2 tons. Chemical industry for making sodium silicate, sodium dichromate, sodium nitrate, sodium fluoride and sodium bicarbonate, borax, trisodium phosphate, etc. Metallurgical ... Also used in the production of synthetic detergent additive sodium tripolyphosphate and other sodium phosphate salt, etc. Consumption level of soda ash ...