(1)Characters pure anhydrous sodium carbonate is a white powder or
fine.
(2)Melting point **1 Degrees Celsius
(3)The relative density of 2.**2
(4)Solubility soluble in water, aqueous solution is strongly
alkaline. Slightly soluble in ethanol, not soluble in alcohol
(5)Basic chemical raw material, widely used in medicine, paper
making, metallurgy, glass, textiles, dyes and other industries, the
food industry as fermentation agent
