Soda ash dense 1.purity:99.2%mn 2.packing:25kg/bag,50kg/ ... 3.prompt shipment 4.competitive price Sodium carbonate(soda ash dense) Mainly used in chemical industry,glass-manufacturing,metallurgy,papermanufacturing,textile ... CO.,LTDCONTACT:SUNNYTEL:86-0411-83611644/0086-15998488207 SODA ASH DENSE(Na2CO3)99.2min