... Price 4) Power or granular Soda Ash Dense and LightCas No.: 497-19-8 Formula: Na2CO3 ... chemical industry, glass-manufacturing, metallurgy, paper-manufacturing, textile, dyeing, synthetic detergent, soap, daily-use Chemical-industry, daily ... approvalUsagemaking soap, textile, printing and dyeing, bleaching, paper making, refined petroleum, metallurgy and other chemical industries Sodium carbonate soda ...