Product name: Sodium carbonate
English name: Light soda ash
Alias: Sodium carbonate anhydrous; Sodium carbonate solution; soda ash; disodium carbonate; Sodium carbonate-12C, 13C-depleted; calcined soda; Carbonic acid disodium salt; Sodium carbonate,high-purity; Sodium carbonate,dense; SODA ASH LIGHT; Anhydrous Sodium carbonate; carbonic acid, sodium salt; Carbonic acid, sodium salt; Caswell No. 752; Soda (VAN); soda ash dense; Soda
CAS RN: 497-19-8
EINECS No.: 207-838-8
Molecular formula: Na₂CO₃
Molecular weight: 105.99
Structural formula:
Physical and chemical properties:
Character: Pure anhydrous sodium carbonate is a white powder or fine grain. 
Melting point: 851℃ 
Relative density: 2.532 
Solubility: Soluble in water, aqueous solution is strongly alkaline. Its solubility is the highest at 35.4℃, and 49.7g of sodium carbonate can be dissolved in 100g of water (7.0g at 0℃ and 45.5g at 100℃). Slightly soluble in anhydrous ethanol, insoluble in propanol.  
To use: Basic chemical raw materials, widely used in medicine, papermaking, metallurgy, glass, textile, dyestuff and other industries, as food industry starter