Used as filler of detergent, making of sodium sulphide, water glass, or used in papermaking, glass, dye ... and used as filler, Product Name : Sodium Sulphate , Sodium SulfateMolecular Formula : Na2SO4Molecular Weight : 142.04Packing : In1MT bag ... Max.Whiteness 82MinUses: Used as filler of detergent, making of sodium sulphide, water glass, or used in papermaking, glass, dye and ...