Description
CAS No. 7757-82-6
HSN Code : 28331100
IMDG Identification : Not Regulated for Transport (Non-Haz)
Molecular Formula : Na2SO4
Molecular Weight : 142.04
Storage : Room Temperature
Shelf Life : 60 Months
Specifications
ExiPlus | Meets compendial specs of USP, BP |
Appearance (Colour) | White |
Appearance (Form) | Crystalline powder |
Solubility (Turbidity) 10% aq. solution | Clear |
Solubility (Colour) 10% aq. solution | Colourless |
Assay | min. 99.5% |
Insoluble matter | max. 0.005% |
pH (5% aq. solution) | 5.5 – 8.0 |
Loss on ignition | max. 0.5% |
Chloride (CI) | max. 0.001% |
Phosphate (PO4) | max. 0.001% |
Iron (Fe) | max. 0.0002% |
Heavy Metals (Pb) | max. 0.0005% |
Copper (Cu) | max. 0.0002% |
Calcium (Ca) | max. 0.005% |
Potassium (K) | max. 0.01% |
Magnesium (Mg) | max. 0.005% |
Nitrogen Compounds (N) | max. 0.0005% |
Oxidising substances | no reaction |
Reducing Substances | max. 0.002% |