Sodium Sulphate Sodium Sulphate Nikava Pharmaceutical Industries are offering best quality Sodium Sulphate. Product Details Name of the Product Sodium Sulphate CAS Number 7757-82-6 Product Specification Formula Na2SO4 Molecular weight 142.04 g/mol Appearance White Powder Purity By Gravimetric NLT 98%(w/w) Density 2.66 g/cm2 pH Value 6.0 to 9.0 Loss on Drying(at 105OC) NMT 1.0% (W/W) Inquiry Now Request MSDS Request Specification