Specifications: 1. Formula: na2so4 2. Molecular weight: one hundred forty two point zero four 3. Characteristics: white crystal, easily dissolvable in water 4. Use as producing materials of: barium sulfate, synthetic detergent, glass, paper, dye, leather, medicament, etc. 5. Measure standard: the internal standard is formulated by state standard 6. Packing: polypropylene fabric bag lined with plastic bag 7. Weight: 50kg Quality index Product name sodium sulfate Sodium sulfate (by na2so4) %> =99.00 Calcium magnesium (by mg) content %< =0.05 Chloride (by cl) content %< =0.1 Iron (by fe) content %< =0.002 The content of substance insoluble in water %< =0.05 Moisture content %< =0.02 White content purity >=88 Ph: 6-8 50kg pp bag