1.high quality 2.free sample 3.competitive price 4.light and dense Sodium Carbonate/Soda AshSodium Carbonate ... , chemical industry, accounting for approximately 2/3; Followed by metallurgical, textile, oil, national defense, pharmaceutical and other industries. Glass industry ... soda 0.2 tons. Chemical industry for making the sodium silicate, sodium dichromate, sodium nitrate and sodium fluoride, ...