... MF:Na2CO3 Cas No.:497-19-8 Used in chemical, glass, metallurgy, paper making, printing Sodium Carbonate Soda ash light/dense ... important chemical raw materials and is widely used in chemical, glass, metallurgy, paper making, printing & dyeing, synthetic detergent, petrochemical, foodstuff, medicine ... , it occupies a crucial place in national economy. 99.2% Factory Price Soda ash Na2CO3