Soda Ash, 1,10 years exprience 2,Purity:98.8% 3,Top quality & Best ... .9g/ml minParticle Size: -------------------------------------- 180um SieveUsage: widely used in manufacture of chemicals and metallurgy, medicine,petroleum, textile, printing and dyeing, foodstuff ... , glass, enamel, water treatment.Packing: In pp woven bags of 25/50Kgs with PE bag inside.mor pictures: