Usage:chemicals&metallurgy,medicine,petroleum,textile,printing&dyeing,foodstuff,glass,enamel,water treatment ... easily soluble in water, can easily absorb moisture and carbon dioxide when exposed to the air.Specification:Sodium ... 180um SieveUsage: widely used in manufacture of chemicals and metallurgy, medicine,petroleum, textile, printing and dyeing, foodstuff, glass, enamel, water treatment.Packing ...