карбонат натрия

Synonym: soda, soda ash, mouth alkali, alkaline surface (food base) Chemical Formula: Na2CO3 MW: 105.99 CAS No.:497-19-8 EINECS No.:207-838-8 Boiling point: 1600degrees Melting point: 851degrees Relative density: 2.532g/cm3 Melting point: 851degrees Solubility: 21g (20degrees) Taste: astringent Content: ≥99.2% Physicochemical properties: White powder or fine crystal. Solubility soluble in water, aqueous solution is strongly alkaline. At 35.4 degrees The maximum solubility, water soluble 49.7g per 100g of sodium carbonate (0degrees when 7.0g, 100 degrees to 45.5g). Slightly soluble in ethanol, insoluble in alcohol.Without crystal water The industry name is Lightweight alkali, A crystal water industry name for the heavy alkali. Uses: one is an important chemical raw material, widely used in medicine, papermaking,, water glass, enamel, washing powder, metallurgy, glass, textiles, dyes and other industries. Food grade sodium carbonate used in pasta, produce monosodium glutamate and so on.