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Contact Supplier| Molecular formula | MgSO4 |
|---|---|
| Molar mass | 120.415 g/mol (anhydrous) 246.47 g/mol (heptahydrate) |
| Appearance | white crystalline solid |
| Density | 2.66 g/cm3 (anhydrous) 2.445 g/cm3(monohydrate) 1.68 g/cm3(heptahydrate) |
| Melting point | 1124oC (anhydrous, decomp) 200oC (monohydrate, decomp) 150oC (heptahydrate, decomp) |
| Solubility in water | anhydrous{26.9 g/100 mL (0oC), 25.5 g/100 mL (20oC) heptahydrate(71 g/100 mL (20oC) |
| Solubility | .0116 g/100 mL (18oC, ether) slightly soluble in alcohol, glycerol insoluble in acetone |
| Refractive index (nD) | 1.523 (monohydrate) 1.433 (heptahydrate) |