... Molecular Formula: Na2CO3 4.Molecular weight: 105.9 Sodium Carbonate ( Dense/Light)Cas No.: 497-19-8 Formula: ... atomic mass in 1999) Application: Mainly used in chemical industry, glass-manufacturing, metallurgy, paper-manufacturing, textile, dyeing, ... detergent, soap, daily-use Chemical-industry, daily-use glass industry, washing powder, petrol chemical industry etc. HS: 2836200000 Storage: Soda ...