... Battery-specific Analysis of chemical reagents Chemical Name: Anhydrous sodium sulfate (Na2SO4) Molecular formula: Na2SO4Molecular weight: 142 ... -toxic. Use: widely used in vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface treatment ... in paper, glass, printing and dyeing, synthetic fiber, leather industry as well.Sodium sulfate Specifications Anhydrous sodium ...