Sodium carbonate can be also named as soda ash.And the chemical formula is Na2co3.The appearance is white crystal powder and it is the strong electrolyte.its density is 2.532g/cm3.the melting point 851,and soluble in water.The common content is 99.2% with the moderately corrosive.And mainly used in chemical,metallurgical,texile,printing,dyeing,glass,enamel,medicine and the paper-making etc. specification: total alkali content----------------------------------99.2%min chlorides(nacl)---------------------------------------0.7%max sulphate(so4)-----------------------------------------0.03%max iron(fe2o3)----------------------------------------------0.04%max water insoluble matter-------------------------------0.04%max lgnition loss---------------------------------------------0.80%max Optional Information |