Sodium Sulphate Anhydrous/Glauber salt MF: Na2SO4 CAS No .:7757-82-6 Used as filler of detergent,papermaking, glass 99%min Glauber salt /Sodium Sulphate Anhydrous ... absorb moisture; odorless, non-toxic.Use: widely used in vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface ... % ≤0.200.015Whiteness % ≥8287PH6-87 99%min Glauber salt/Sodium sulphate anhydrous/Na2SO4