... as filler of detergent, making of sodium sulphide, water glass, or used in papermaking ... dye and used as filler, Product Name : Sodium Sulphate , Sodium SulfateMolecular Formula : Na2SO4Molecular Weight : 142.04Packing : ... 82MinUses: Used as filler of detergent, making of sodium sulphide, water glass, or used in papermaking, glass ... metallurgy, enamel and soap. Chinese industrial sodium sulfate anhydrous