Solubility Data: Na2SO4
Aqueous solubility of inorganic salts, sugars, and organic compounds vs temperature (0–100°C). Used in crystallization design, mass transfer calculations, precipitation reactions, and environmental chemistry. Values in g per 100 g water.
| solute | temperature C | crystal form | heat of solution kJ per mol (kJ/mol) | solubility g per 100g solvent (g/100g) | solubility mol per L (mol/L) | solubility ppm (ppm) | solute type | solvent | temperature coefficient g per 100g per C (g/100g/C) |
|---|---|---|---|---|---|---|---|---|---|
| Na2SO4 | 0 | decahydrate | -78 | 5 | 0.35 | 47,600 | salt | water | -0.02 |
| Na2SO4 | 20 | decahydrate | -78 | 19.5 | 1.37 | 163,000 | salt | water | 1.5 |
| Na2SO4 | 40 | anhydrous | -78 | 48.1 | 3.39 | 325,000 | salt | water | -0.03 |
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