Sodium carbonate

Name and Synonyms:

polish: sodu węglan lekki, węglan disodu, soda amoniakalna, soda kalcynowana
english: sodium carbonate, disodium carbonate, calcined soda, soda ash

Chemical formula:  Na2CO3

CAS Number:


UN Number (ONZ)

Product is not classified as dangerous for transport

EC Number (EINECS):


25 kg bags

It is a white, crystalline powder, very hygroscopic and water-soluble.


By far the largest consumption of sodium carbonate is in the manufacture of glass, paper, rayon, soaps, and detergents. It is also used as a water softener, since carbonate can precipitate the calcium and magnesium ions present in “hard” water.
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