... 99.6% min CAS No : 7757-82-6 Package: 25kg/bag ,50kg/bag Capability: 5000MT/month manufacturer Chemical Name: Sodium Sulfate Anhydrous Na2SO4 99.6% Min ... widely used in vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries ... flocculating agent in medicine, and can be used in paper, glass, printing and dyeing, synthetic fiber, leather ...