... filler of detergent,papermaking, glass 99%min Glauber salt /Sodium Sulphate Anhydrous Molecular formula: Na2SO4Molecular weight: 142.04CAS ... vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries.Grade:Industrial grade ... :used as filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass ...