... 6 Used as filler of detergent,papermaking, glass 99%min Glauber salt /Sodium Sulphate Anhydrous Molecular formula: Na2SO4Molecular weight: 142.04CAS ... moisture; odorless, non-toxic.Use: widely used in vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface ... % ≤0.0020.001Water % ≤0.200.015Whiteness % ≥8287PH6-87 99%min Glauber salt/Sodium sulphate anhydrous/Na2SO4