Soda Ash Light ( sodium carbonate) 99.2% 1) purity: 99.2% min. 2) packing: 50KG/ ... ) used for textile. dyeing, glass-making Soda Ash Light ( sodium carbonate) 99.2% 1) Specification:Formula: NA2CO3 Purity: 99.2% CAS ... , soap, daily-use Chemical-industry, daily-use glass industry, washing powder, petrolchemical industry etc. 5) Caution: Avoid moisture, water and sunlight ...