Magnesium Sulfate Heptahydrate
About This Item
| Product Name | Magnesium Sulfate Heptahydrate |
| Product Code | 259908 |
| Appearance | Colorless crystals or White crystalline powder |
| Formula | MgSO₄·7H₂O |
| EC-No. | 231-298-2 |
| CAS-No. | 10034-99-8 |
| Assay | 99-100.5% |
| Molecular Weight | 246.47 |
| Grade | ACS Reagent |
Specification
| Colour | Colourless or white |
| Odour | Odourless |
| pH | 5 – 9.2 |
| pH solution concentration | 5% |
| Melting point | 150 °C (decomposes) |
| Decomposition temperature | > 150 °C |
| Flammability (solid, gas) | Non flammable |
| Vapour pressure | 0.133 hPa at 20°C |
| Density | 1.68 g/cm³ at 20°C |
| Solubility | Water: 710 g/l at 20°C – completely soluble |
| Appearance of solution | To comply IP, BP, USP tests |
| Heavy metal (as Pb) | Max. 0.001% |
| Iron (Fe) | Max 0.002% |
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