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Soda ash commonly called as washing soda and it’s a sodium salt of carbonic acid. Soda ash is an economic importance chemical because of its applications in manufacturing glass, chemicals, paper, detergents and many other industries. Sodium carbonate commonly occurs in nature in three different forms of hydrates such as sodium carbonate decahydrate (Natron), sodium carbonate heptahydrate and sodium carbonate monohydrate (thermonatrite).

CAS No.: 497-19-8
Formula : Na2CO3
Synonyms : Sodium Carbonate, Soda Ash
H. S. Code : 2836. 20. 00
Property Unit Value
Na2CO3 % 99.2 (min)
NaCl % 0.70 (max)
Na2SO4 % 0.04 (max)
Fe2O3 % 0.004 (min)
Loss on Heating % 0.80 (max)
Water Insoluble % 0.04 (max)

Soda Ash due to its wide application is being used globally on a very large scale. Global consumption of soda ash light in 2015-2016 according to IHS.